**Kostiantynivka**, a critical Ukrainian logistics hub and Fortress Belt stronghold in Donetsk Oblast, remains under Kyiv's control despite sustained Russian offensive pressure. As of the Institute for the Study of War's May 13 assessment, Russian forces have infiltrated southern outskirts—confirmed by May 12 geolocated airstrikes—but failed to secure significant gains over six months, while Ukrainian troops advanced in the surrounding Kostyantynivka-Druzhkivka tactical area and struck infiltrators southwest near Stepanivka. Early May reports highlighted Russian capture of nearby Novodmytrivka and clashes within 1 km of southern edges, with Ukrainian commander Syrskyi noting repelled infiltration tactics. Ongoing flanking maneuvers and artillery duels underscore the attritional frontline, with no imminent resolution catalysts.
Polymarketデータを参照したAI生成の実験的な要約。これは取引アドバイスではなく、このマーケットの解決方法には一切関係ありません。 · 更新日Ukrainian forces report successful counter‑offensive near Kostyantynivka
May 31, 2026 drops to 8%5%
Ukrainian military statements highlighted a localized push that reclaimed positions around Kostyantynivka, further eroding market confidence that Russia would capture the town by the end of May.
Zelenskyy names Ukraine’s head of military intelligence Kyrylo Budanov as chief of staff
December 31, 2026 drops to 75%5%
President Zelenskyy appointed Gen. Kyrylo Budanov, head of military intelligence, as his new chief of staff, signaling a focus on security and intelligence that may strengthen Ukraine’s defense and affect the likelihood of Russian capture of Kostyantynivka.
Russian strikes on Ukraine’s energy grid continue amid peace talks
June 30, 2026 rises to 34%2%
Despite ongoing peace talks, Russia continued heavy drone and missile strikes on Ukraine’s energy infrastructure, undermining ceasefire hopes and reducing market confidence in near-term Russian territorial gains including Kostyantynivka.
Trump announces a 3-day Russia-Ukraine ceasefire including prisoner exchange
May 31, 2026 plunges to 14%37%
President Trump announced a 3-day ceasefire agreed by Russia and Ukraine, including a prisoner exchange, which could temporarily reduce hostilities and affect market confidence in the near-term capture of Kostyantynivka.
Abu Dhabi peace talks break down as Russia rejects Ukrainian demands
May 31, 2026 drops to 8%11%
Negotiators from the U.S., Ukraine and Russia failed to reach a breakthrough, with Russia insisting on full control of eastern territories. The diplomatic setback triggered a sharp fall in all outcome prices, especially the May‑31 deadline.
Russian drone strike kills 12 miners on bus in Dnipro
May 31, 2026 plunges to 14%37%
A Russian drone hit a bus carrying mineworkers in Dnipro, killing at least a dozen. The high‑profile civilian casualty heightened concerns about Russian willingness to target non‑military sites, leading to a sharp drop in market confidence for all capture dates.
Kremlin aligns with Trump’s view that Ukraine is delaying peace talks
December 31, 2026 dips to 85%4%
Kremlin spokesperson Dmitry Peskov echoed President Trump’s claim that Ukraine is holding up a peace deal, suggesting Russian frustration with Kyiv’s stance. The statement added diplomatic pressure but also underscored stalled negotiations, contributing to continued price weakness across outcomes.
Ukrainian allies announce multilayered security guarantees for post‑peace Ukraine
September 30, 2026 jumps to 57%7%
European leaders and the United States pledged extensive security guarantees to Ukraine in case a peace deal is reached, signalling strong Western support that could deter further Russian advances toward Kostyantynivka. The announcement coincided with a modest price rebound, reflecting reduced perceived risk of a Russian capture.
Allied nations pledge new security guarantees for Ukraine
December 31, 2026 dips to 86%4%
A Paris summit of 27 European states and Canada announced a multilayered security package for Kyiv, raising expectations of stronger defence but also prompting Russian warnings of escalation, which coincided with a modest price dip for the December‑31 outcome.
Ukraine appoints new chief of staff amid war‑time pressure
September 30, 2026 jumps to 56%6%
President Zelenskyy named Gen. Kyrylo Budanov as chief of staff, a move seen as strengthening Ukraine’s intelligence and operational capacity, but also indicating internal reshuffling that raised doubts about Kyiv’s ability to hold front‑line towns like Kostyantynivka.
U.S.‑led peace framework stalls as Russia rejects key concessions
June 30, 2026 plunges to 71%18%
During high‑level talks in Miami, Russian officials reiterated they would not accept any Ukrainian withdrawal from territories it has not yet seized, dampening hopes of a cease‑fire and prompting a sharp price decline for the June‑30 outcome.
Russian missile and drone barrage on Kyiv before US‑Ukrainian peace talks
June 30, 2026 dips to 86%3%
A massive Russian strike using missiles, drones and hypersonic weapons hit Kyiv, killing civilians and targeting infrastructure just hours before the second day of US‑Ukrainian negotiations in Abu Dhabi. The attack was interpreted as pressure on Kyiv, prompting a further price decline for the market’s outcomes.
Paul Thomas Anderson wins at Directors Guild Awards for ‘One Battle After Another’
December 31, 2026 dips to 88%1%
While unrelated to the military conflict, the award for the film 'One Battle After Another' reflects cultural attention on the war, possibly influencing public and market sentiment indirectly about the conflict's progression and resolution timelines.
Russian forces launch a major drone barrage on eastern Ukraine
June 30, 2026 drops to 71%8%
A coordinated wave of Russian attack drones hit several towns in Donetsk province, including near Kostyantynivka, causing civilian casualties and signalling a renewed offensive. The surge in hostilities pushed the market down, lowering confidence in a quick Russian capture.
Putin claims Russian forces have seized Myrnohrad and Huliaipole ahead of Abu Dhabi talks
December 31, 2026 dips to 87%3%
President Vladimir Putin announced that Russian troops had taken full control of Myrnohrad in Donetsk and Huliaipole in Zaporizhzhia, asserting new gains just before high‑level peace talks. The claim suggested continued offensive momentum, but the timing of the announcement coincided with a market dip, indicating traders doubted the sustainability of such advances toward Kostyantynivka.
US and Russia agree to reestablish military dialogue after Ukraine talks
December 31, 2026 rises to 89%3%
The US and Russia agreed to reestablish high-level military dialogue for the first time in over four years, indicating a potential easing of tensions and a diplomatic channel that could influence the conflict dynamics around Kostyantynivka.
Russia and Ukraine envoys meet in Abu Dhabi for US-brokered talks
December 31, 2026 dips to 86%3%
Diplomatic talks in Abu Dhabi involving Russia, Ukraine, and the US aimed at ending the war took place amid ongoing Russian attacks on Ukrainian energy infrastructure, signaling both progress in negotiations and continued conflict. This contributed to market uncertainty about near-term capture of Kostyantynivka.
Russian attacks surge ahead of second day of Abu Dhabi peace talks
December 31, 2026 rises to 91%3%
Just before the second day of the Abu Dhabi negotiations, Russia launched a wave of missile and drone strikes that killed civilians, prompting a short market rally as analysts speculated the attacks were a pressure tactic rather than a sign of imminent territorial gains.
U.S. and Russia reestablish high‑level military dialogue
December 31, 2026 rises to 91%2%
The United States and Russia agreed to resume high‑level military talks, suggesting a possible de‑escalation that temporarily boosted confidence that Russian forces might not achieve a rapid capture of Kostyantynivka before the end of the year.
Zelenskyy meets European leaders in London to strengthen Ukraine’s position amid peace talks
December 31, 2026 rises to 89%1%
President Zelenskyy met with British, French, and German leaders to bolster support for Ukraine during critical U.S.-led peace negotiations. This diplomatic show of unity aimed to maintain pressure on Russia and support Ukraine’s defense, influencing market confidence positively.
Russia launches massive drone and missile strike on Ukraine’s energy infrastructure
December 31, 2026 dips to 88%3%
Russia conducted a large-scale attack on Ukraine’s critical energy infrastructure with hundreds of drones and missiles, intensifying the conflict and undermining peace talks. This escalation contributed to a market price drop reflecting increased uncertainty about the conflict’s resolution.
Russian strikes hit Ukrainian energy assets, causing widespread blackouts
December 31, 2026 dips to 88%1%
A coordinated Russian attack on Ukrainian power facilities triggered rolling blackouts across several cities, heightening concerns that Russia was intensifying pressure rather than pausing for negotiations, further lowering confidence in a quick capture of Kostyantynivka by year‑end.
Russian drone strike kills 12 miners on bus in Dnipro
December 31, 2026 dips to 89%2%
A Russian drone attack on a bus carrying mineworkers in Dnipro resulted in 12 deaths, highlighting ongoing Russian aggression and prompting traders to lower expectations for a swift Russian advance on Kostyantynivka.
Putin’s Kremlin claims capture of Myrnohrad and Huliaipole ahead of peace talks
December 31, 2026 dips to 89%2%
The Russian General Staff announced that its forces had taken full control of Myrnohrad in Donetsk and Huliaipole in Zaporizhzhia, suggesting a broader offensive that could include Kostyantynivka, prompting the market to drop the probability of a December‑31 capture.
Russian attacks kill 1 and wound dozens ahead of second day of peace talks
December 31, 2026 dips to 93%1%
Russian drone and missile attacks killed civilians and wounded dozens in Ukraine just as peace talks were underway in Abu Dhabi, highlighting ongoing conflict despite diplomatic efforts. This likely caused some market uncertainty, reflected in price fluctuations.
Russia’s Oreshnik missile system enters service in Belarus
December 31, 2026 dips to 93%1%
Moscow announced that its nuclear‑capable Oreshnik missile system is now operational in Belarus, underscoring Russia’s continued focus on strategic weapons rather than ground offensives, which nudged the market slightly lower.
U.S.-brokered peace talks between Russia, Ukraine, and U.S. set for Abu Dhabi
A new round of U.S.-brokered peace talks was scheduled for early February in Abu Dhabi, signaling ongoing diplomatic efforts to end the war. This raised hopes for a negotiated settlement, supporting the market's high probability for Russian capture by year-end.
Russian drone attacks continue amid peace talks, killing civilians in Ukraine
Despite ongoing peace negotiations, Russia launched drone attacks killing civilians and damaging infrastructure in Ukraine, highlighting the persistent conflict and complicating peace efforts. This ongoing violence maintained market uncertainty but did not significantly reduce confidence in Russian territorial gains by year-end.
Market price jumps as reports highlight progress in U.S.-brokered peace talks
December 31, 2026 jumps to 94%5%
Following reports of substantive and productive discussions in the U.S.-brokered talks in Abu Dhabi, the market price for Russia capturing Kostyantynivka by December 31, 2026, rose sharply from 89% to 94%, reflecting increased optimism about the conflict's resolution timeline.
U.S.-brokered Russia-Ukraine talks scheduled for early January amid ongoing conflict
Negotiations between Russia, Ukraine, and the U.S. were planned for early January 2026 in Abu Dhabi, signaling ongoing diplomatic efforts to resolve the conflict. These talks, while constructive, faced challenges over territorial disputes, influencing market confidence in the timeline for Russian advances.

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