NATO exercise "Pērkons" in Daugavpils concludes today
Issue of 23 August 2026 — covering 22 – 23 August 2026
Note: the previous issue was dated 22 August 2026 (escalation risk 4.2/10). The 22–23 August window remained in the normalization phase that followed the 18–19 August spike. The only fresh dated kinetic-adjacent story is the conclusion today, 23 August, of the pre-announced NATO exercise "Pērkons" in Daugavpils (eastern Latvia, Latgale) — a defensive training run by the NATO Multinational Brigade in Latvia near the borders with Belarus and Russia, ongoing since 21 August. No freshly, independently confirmed Russian military moves (new naval sorties, redeployments, strikes on the north-western corner near the Baltics) were identified in the 22–23 August window. Russia continues a verbal, narrative reaction to the NATO air package near Kaliningrad (18–19 August). The key approaching structural marker is the previously announced (single, independently unconfirmed) Western Military District command-staff exercise near Kaliningrad on 24–28 August, which begins tomorrow. Below: content dated to the window and clearly flagged background.
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By area, in detail
Construction of military facilities and fortifications
- Latvia — counter-drone perimeter by the end of September (structural, in progress). Latvia's defence ministry earlier ordered radars and drone-detection systems deployed along the border with Russia and Belarus by the end of September (priority on Latvian-made equipment); the current number is acknowledged as insufficient. A live defensive up-factor amid August's series of drone incidents. No new steps dated 22–23 August.
- Lithuania — counter-mobility ditch belt on the border with Kaliningrad and Belarus (structural). Lithuania's government decided to create a counter-mobility defensive zone on the border with Russia and Belarus: ditches averaging ~20 m wide (up to 150 m in places at the military's discretion), ~€50 million allocated, timeline to 2028. Background/context.
- Lithuania — expanding military infrastructure and ranges near the Suwałki corridor (structural). Lithuania is developing a network of military roads and mobility near the Suwałki corridor and creating a new brigade-sized training area in Kapčiamiestis (Lazdijai district, south of the corridor), while expanding existing ranges — long-term work to enable force movement at NATO's most vulnerable point. Background/context.
- Latvia — reinforcing the eastern border through the end of 2027 (structural). The 280-km fence on the border with Russia is complete; additional infrastructure continues in the most difficult sectors (~42 km); full reinforcement of the eastern border is announced through the end of 2027. Background/context.
- Baltic Defence Line (Lithuania–Latvia–Estonia). Coordinated construction of ditches, bunkers, observation posts and anti-tank obstacles along the borders with Russia and Belarus continues as a long-term structural process; no new announcements dated 22–23 August were recorded.
Deployment and movement of forces
- "Pērkons" exercise in Daugavpils (21–23.08) — fresh dated move, concludes today. See top story 1. NATO Multinational Brigade in Latvia (Canada-led) + a mechanized infantry brigade of the Land Forces; rehearsing the defence of Latgale, operational force movement and low aircraft flights near the borders with Belarus and Russia.
- Danish combat battalion in Latvia (12.08, context). 800+ troops and hundreds of vehicles at Camp Valdemar for the collective defence of the Baltics through January 2027; reinforces the Canada-led multinational brigade — the backdrop to "Pērkons".
- German tank brigade in Lithuania (structural). The Bundeswehr's 45th Tank Brigade is deploying to Lithuania by 2027; the 20th rotation of NATO's multinational battlegroup with the 93rd Tank Battalion from Münster in Rukla proceeds as planned. No new dated steps in the window.
- German-Dutch corps toward the defence of Estonia and Latvia (structural). The previously agreed assignment of the corps (HQ in Münster) to the defence of Estonia and Latvia — "mass at speed" — remains a long-term up-factor; no fresh dated steps in the window.
- US rotational presence (context). Estonia — ~600 US troops; Latvia — a permanent US rotational contingent; Lithuania — rotational heavy battalions. No change in the window.
Agreements and spending
- No significant new agreements or contracts were recorded in the 22–23 August window. From the near context: on 12 August Estonia received the first tranche of €351.6 million under the SAFE instrument (15% of a €2.3 bn allocation); the Baltic states' aggregate SAFE plans total ~€12.2 bn, with first contracts expected in the coming weeks. Lithuania leads NATO on defence spending share (~5.38% of GDP in 2026), Estonia at 5.4% of GDP, Latvia working toward the 5%-of-GDP benchmark. Background/context.
Military aid and air defence / EW
- EW/GNSS jamming in the Baltic — a growing structural backdrop. The NBS-confirmed (20 August, background) attribution of the drone downed near Rugāji on 14 August as Ukrainian, having entered from Belarus under Russian EW effects, fits a growing trend: per the Bornholm monitoring station, ~30 navigation jamming/spoofing cases were recorded in 2026 versus 16 in all of 2025. A live backdrop of the window, with no new events dated 22–23 August.
- Critical infrastructure protection (structural). Poland and the Baltic states continue to strengthen protection of dams, power plants and gas infrastructure amid intelligence warnings of a possible Russian false-flag drone attack; Latvia reinforced protection of all critical infrastructure (the Daugava dam near Riga, the Inčukalns gas storage), Lithuania earlier deployed troops to guard key facilities for a month. A preventive-defensive up-factor; no incidents dated 22–23 August were recorded.
- Latvia — temporary right to requisition private land for air defence (18–19.08, context). The cabinet backed amendments giving Latvia's armed forces a temporary right to use private land to rapidly deploy air-defence systems anywhere in the country — a direct reaction to the drone incidents.
- Milrem Robotics — supply context. Per the CEO's statement (20 August, background), the arson at the company's Tallinn building did not disrupt production and deliveries of unmanned ground vehicles (UGVs) to Ukraine; three people were detained in Latvia, and the theory of Russian involvement remains under investigation.
Kaliningrad and Russia's border regions
- Kaliningrad (22–23.08): no new kinetic Russian military action near the exclave was independently confirmed in the window. Russia covers the 18–19 August NATO air package in a restrained-hard framing (registry outlets/propaganda aggregators, 21–22.08 — EU-sanctioned / Baltic-regulator-blocked sources, no links provided). Earlier (early–mid August) the Baltic Fleet rehearsed Su-30SM2 strikes and launches of the "Bastion"/"Bal" coastal missile systems against maritime targets (background, 7 August).
- The announced WMD command-staff exercise on 24–28 August (Kaliningrad) — single source, independently unconfirmed; starts tomorrow. Per a previously published statement by the Baltic Fleet press service (primary framing by TASS; access blocked by Baltic regulators, no link provided), a WMD command-staff exercise with a combined-arms army is announced for late August. No independent Western/Baltic confirmation at compile time — flagged as unverified. The nearest structural risk marker (starting the day after this issue).
- Naval backdrop of the Gulf of Finland (structural). Per independent sources (Militarnyi, The Moscow Times), Russia maintains a permanent patrol of 2–3 armed vessels in the Gulf of Finland and escorts "shadow fleet" tankers; meanwhile the European tanker-interdiction campaign has shifted from the Baltic to the Channel and the Mediterranean (≈18 August, context). Since April 2026 Estonia does not board "shadow fleet" tankers in its EEZ, citing escalation risk. A steady structural backdrop, with no fresh incidents dated 22–23 August.
- Leningrad/Pskov regions, St Petersburg (22–23.08): no independently confirmed fresh strike or major military activity was identified in the window. The last confirmed major episodes in the sector were mass Ukrainian drone attacks on the Leningrad region overnight on 14–15 August (per various tallies, from 21 to 54 drones downed, a fire at Ust-Luga port; background). The 76th Guards Air Assault Division is based near Pskov (structural context).
- Belarus / Suwałki corridor: no new military events dated 22–23 August near the corridor were recorded. The "Pērkons" exercise runs near the Belarusian border. From the wider context: the Belarusian-Chinese "Swift Eagle 2026" exercise (11–24 August) takes place in Hubei province (China), not in the Baltic region — no direct regional load, but it registers the neighbour's deepening military cooperation.
Official statements
- NATO/SHAPE (19.08, echoing in the window): "NATO is a defensive alliance; allies continuously improve their defensive capabilities" (re the Kaliningrad air package). Background/context.
- Russia (21–22.08): registry outlets/milbloggers and propaganda aggregators frame the NATO flights near Kaliningrad as "NATO taking aim," "the sudden NATO exercises are a sign of escalation" (EU-sanctioned / Baltic-regulator-blocked sources, no links provided). No fresh official statement by Russia's top leadership on the region appeared in independent sources in the window. From the near context: V. Putin (12 August, aboard the frigate Varyag) called European tanker boardings "piracy" and promised a "symmetrical response."
- Lithuania (context): earlier (July–August) President G. Nausėda and the defence minister warned of possible Russian provocations/false-flag operations in the Baltics and Poland; the chief of defence noted the absence of a visible threat of conventional aggression while the risk of provocations persists.
⚠️ Contradictions and discrepancies
- Framing asymmetry in the presentation of "Pērkons". Baltic official and media sources describe "Pērkons" as a planned defensive exercise of the NATO Multinational Brigade (readiness to defend Latgale). Russian/pro-Russian aggregators present similar stories in an offensive framing ("NATO launches large-scale exercises near Kaliningrad's borders"). The discrepancy is interpretive, not factual: the underlying fact (a land exercise of the brigade in Daugavpils on 21–23 August) is agreed; the offensive framing is not supported by the nature and stated aim of the exercise. Reliability: fact established, the "offensive" reading is narrative.
- "NATO taking aim at Kaliningrad" / "sudden exercises are a sign of escalation" (registry outlets, 21–22.08) — interpretation, not fact. Russia's framing of the 18–19 August air package as aggressive "targeting" contradicts NATO's independently confirmed framing (defensive training activity, deterrence). The fact of the air package is confirmed (Stars and Stripes, ItaMilRadar); its "offensive" reading is narrative and flagged as unverified.
- WMD exercise near Kaliningrad on 24–28 August — single (registry) source. The Baltic Fleet press service's statement (primary framing by TASS) lacks independent Western/Baltic confirmation at compile time; it is presented as unverified (two-source rule). It may be either a genuine planned move or an element of information signalling — assessed without categorical judgement.
- Discrepancy over the number of drones downed over the Leningrad region overnight on 14–15 August. Russian tallies gave different figures (from 21 to 54 downed across sources/intervals). This is background/context outside the window; the discrepancy reflects the scatter of primary reports rather than an established single figure — the specific number is presented without categorical judgement.
- The "quiet" of the north-western corner near the Baltics is not proven. The NW corner's absence from the 22–23 August window's focus does not mean the absence of activity (see the 4 August corrections log). Neither an independent confirmation of a fresh strike nor an independent confirmation of "silence" was found in the window — the sector is marked as indeterminate.
No substantive factual errors in previous issues requiring a new corrections-log entry were identified in this window. (Separately: the domain fondsk.ru — the "Foundation for Strategic Culture," EU-sanctioned in the 16th package — was added to the restricted-sources registry; this is a registry update, not a correction of a substantive error in past issues.)
📊 Escalation risk assessment (0–10): 4.2 / 10
Drivers on the Russia and Belarus side:
- The announced WMD command-staff exercise near Kaliningrad on 24–28 August (single/registry source, independently unconfirmed) — the nearest potential structural risk marker, starting the day after this issue.
- Structural militarization of the Baltic backdrop: growing EW/GNSS jamming (Bornholm — ~30 cases in 2026 versus 16 in all of 2025); concentration of air-defence/missile assets, "Bastion"/"Bal" coastal systems and aircraft (Su-30SM2) in the exclave; a permanent naval patrol (2–3 armed vessels) and "shadow fleet" escorting in the Gulf of Finland.
- Narrative pressure: registry outlets/milbloggers/propaganda aggregators frame the NATO flights as "NATO taking aim at Kaliningrad" and a "sign of escalation" — verbal escalation without kinetic backing in the window.
- Unresolved hybrid backdrop: the Milrem Robotics case with a theory of Russian sabotage and warnings of a possible false-flag drone attack remain background drivers.
Drivers on the NATO and its members' side:
- The "Pērkons" exercise on Latvia's eastern border (21–23.08) — pre-announced, defensive in aim but raising military density and low air activity near the borders with Belarus/Russia; concludes today.
- Continuing structural reinforcement of the flank (Danish combat battalion in Latvia; German tank brigade in Lithuania; German-Dutch corps; Latvia's counter-drone perimeter by end-September; Lithuania's ditch belt and ranges near Kaliningrad/Belarus; temporary land-requisition right for air defence) — defensive up-factors.
- The large NATO air package near Kaliningrad (18–19.08, echoing in the window) — a capability demonstration on the north-eastern flank, perceived by Russia as a signal.
Mutual/structural factors:
- Spillover of the Russo-Ukrainian drone war and chronic EW drift — a recurring structural risk; in the window the axis of strikes stayed outside the Russian Baltic borderlands.
- Information confrontation as a constant backdrop: both sides run narrative campaigns (NATO's "defensive exercises" vs Russia's "targeting/escalation").
- A dense late-August training calendar ("Pērkons" concluding as the announced WMD exercise begins): a "relay" of manoeuvres near a shared border raises the density of activity and the risk of misinterpretation at the seam of two training windows.
Stabilizers:
- Continuing normalization after the 18–19 August spike: no new naval sorties, redeployments or confirmed fresh strikes on the NW corner in the 22–23 August window.
- Russia's reaction to the NATO air package remained verbal, without a kinetic or naval response near Kaliningrad in the window.
- The defensive, pre-announced nature of "Pērkons" (final day) — planned readiness activity, not an offensive or sudden move.
- Deliberate restraint at sea: Estonia avoids boarding "shadow fleet" tankers in its EEZ to prevent escalation; the European interdiction campaign has shifted away from the Baltic — reducing points of direct contact.
- No direct NATO–Russia clash occurred in the window.
Rationale for the score: the level is held at 4.2 (=) relative to the previous issue. The 22–23 August window continued the normalization phase: the only fresh dated NATO move ("Pērkons") is planned, defensive and concludes today (removing military density on Latvia's eastern border — a down-factor); Russia's reaction to the air package remained purely narrative, without kinetics; there were no new Russian naval sorties, redeployments or confirmed fresh strikes on the NW corner. Working against a further cut of exactly that magnitude is the WMD command-staff exercise on 24–28 August that begins tomorrow (though unconfirmed): the marker moves from "approaching" to "imminent," plus steady structural drivers (EW/GNSS, Kaliningrad militarization, the permanent Gulf of Finland naval patrol, the unresolved hybrid backdrop). The removal of "Pērkons" density and the arrival of the imminent WMD exercise roughly offset each other — hence a hold, not a step. The level remains in the band of "routine, tense manoeuvre standoff of the Cold War," well below Able Archer 1983 (≈7).
Historical analogue: a routine, tense manoeuvre standoff of the Cold War (≈4.2) — pre-announced defensive exercises and a verbal (not kinetic) reaction in the absence of a direct NATO–Russia clash. Below Able Archer 1983 (≈7) and below the run-up to 2008/2014 (≈6–7), above routine Cold War (≈3–4).
Delta vs. the previous issue: = (0.0) — 4.2 (22 August) → 4.2 (23 August). The hold reflects a balance: the conclusion of the planned defensive "Pērkons" (removing density) is offset by the imminent (starting tomorrow) announced WMD exercise on 24–28 August and steady structural drivers, with no fresh kinetic moves by either side in the window.
Caveat: an analytical assessment from open sources, not a forecast. Some messaging on both sides is demonstrative/propagandistic; claims without independent confirmation are flagged in the text.
Sources
- LV portāls — NATO Multinational Brigade in Latvia to hold exercise "Pērkons" (2026)
- rus.lsm.lv — NATO brigade military exercises to take place in Daugavpils (20.08.2026)
- tv3.lv — PHOTO and VIDEO: NATO Multinational Brigade exercise "Pērkons" underway in Latvia
- Daugavpils municipality — NATO brigade refines force-movement skills in exercise "Pērkons"
- Stars and Stripes — flurry of NATO activity in the Baltic aimed at deterrence, US officials say (19.08.2026, background)
- ItaMilRadar — large NATO air package near Kaliningrad in an unusually complex Baltic operation (18.08.2026, background)
- Militarnyi — Russia begins escorting "shadow fleet" tankers in the Gulf of Finland (context)
- The Moscow Times — idling shadow-fleet tankers threaten Baltic security (14.04.2026, context)
- The Moscow Times — fire breaks out at Ust-Luga port after a drone attack (14.08.2026, background)
- Kommersant — drone attack on the Leningrad region on 15 August (15.08.2026, background)
- Janes — Danish combat battalion arrives in Latvia to join the Canadian-led NATO multinational brigade (12.08.2026, context)
- LSM (eng) — drone downed in Latvia confirmed as Ukrainian (20.08.2026, background)
- European Commission — Estonia receives first €351.6 million payment under the SAFE defence instrument (12.08.2026, context)
- Radio Sputnik (21.08.2026, "NATO exercises a bone in NATO's throat") — EU-sanctioned outlet, no direct link.
- EADaily (21.08.2026, "NATO has set its sights on Kaliningrad") — access blocked by Baltic regulators, no link provided.
- Foundation for Strategic Culture (fondsk.ru, 21.08.2026, "sudden NATO exercises a sign of escalation") — EU-sanctioned outlet (16th package), no link provided.
- TASS (Baltic Fleet press-service statement on the WMD exercise 24–28 August) — access blocked by Baltic regulators, no link provided; presented as unverified (single source).