Mar 2022 – Russian violations halt evacuation plans from Mariupol, illustrating early war patterns of breaking ceasefires and complicating humanitarian efforts [5].

May 2025 – Ukraine accuses Russia of breaking a three‑day ceasefire, underscoring the difficulty of sustaining truces and setting a precedent for later 2026 pause attempts [5].

Jan 15, 2026 – President Zelensky declares a state of emergency for Ukraine’s energy sector, creates a round‑the‑clock task force, orders foreign equipment procurement as temperatures plunge to –20 °C, and accuses Moscow of weaponizing the winter while the Kremlin says Putin remains open to talks [2].

Jan 29, 2026 – President Trump tells a White House Cabinet meeting that he asked Putin not to fire on Kyiv for a week because of the extreme cold and claims Putin agreed, though the Kremlin offers no comment; Zelensky warns of a brutal cold wave reaching –30 °C and cites recent civilian deaths from Russian strikes [8].

Jan 29, 2026 – Trump repeats the claim of a week‑long cease‑fire, saying “Putin agreed to a one‑week pause on Kyiv strikes,” and Zelensky calls the statement “important,” while the Ukrainian air force reports 80 drones and a ballistic missile hitting four frontline regions [1].

Jan 30, 2026 – Trump again asserts a week‑long pause, and Zelensky thanks him on X, saying the halt could protect critical infrastructure and that Ukraine will mirror any Russian step; the Kremlin still declines to confirm the cease‑fire [5].

Jan 30, 2026 – Zelensky proposes a reciprocal energy truce, stating “Ukraine will halt strikes on Russian energy if Moscow stops hitting our power grid,” as forecasts warn temperatures will drop to –30 °C and Abu Dhabi talks raise the idea of a pause [7].

Jan 31, 2026 – A technical fault on power lines linking Ukraine and Moldova triggers automatic protection systems, causing blackouts in Kyiv, Zhytomyr and Kharkiv and cutting water and subway service; Trump says he secured a temporary pause on Russian strikes that should last until Sunday [4].

Feb 1, 2026 – U.S., Russian and Ukrainian officials plan to meet in Abu Dhabi for trilateral talks, aiming to revive the energy‑ceasefire discussion after the temporary pause expires [4].

Feb 3, 2026 – Russia launches its biggest missile‑drone strike of the year, hitting six cities with about 70 missiles and 450 drones, cutting heat for tens of thousands and ending the U.S.-backed pause; Zelensky urges an American response, saying “Russia launched about 70 missiles and 450 drones against our power grids” [3].

Feb 3, 2026 – Russia fires hundreds of drones and a record 32 ballistic missiles at Ukraine’s power grid, wounding at least ten people; NATO Secretary‑General Mark Rutte condemns the attacks as “a really bad signal,” while Zelensky accuses Russia of breaking the U.S.-brokered pause [9].

Feb 4, 2026 – Trump maintains he secured a one‑week cease‑fire but the Kremlin says the pause ends on Feb 1; Ukraine reports continued bombardment of power facilities, Moscow denies breaching any agreement, and U.S. senators split over the peace push [6].