A long-serving employee of the Polish Ministry of National Defence has been taken into custody on suspicion of spying for Russia; the arrest took place inside the ministry's building.

NATO Secretary General Mark Rutte has said in his speech to the Verkhovna Rada on 3 February that Russia's overnight combined attack on Ukraine once again confirms that Moscow is not genuinely committed to real peace negotiations.

A citizen from the border town of Hrubieszów has been found guilty and sentenced to three years and six months in prison in Poland for working for Russian intelligence.

Foreign Minister Andrii Sybiha has said that Russia's overnight combined attack on energy facilities and residential buildings proves that the Kremlin does not honour any agreements and has called on partners to step up sanctions pressure and strengthen support for Ukraine's air defence.

Estonia will allocate around €400,000 in additional assistance to Ukraine to help the country deal with the aftermath of Russian strikes on energy infrastructure.

Ukrainian Foreign Minister Andrii Sybiha has said that Kyiv plans to hold self-proclaimed Belarusian president Alexander Lukashenko accountable for assisting Russia in its war of aggression and will also initiate sanctions against Belarus.

Politico has published details of a draft agreement between the EU and the United States on an US$800 billion "prosperity plan" for Ukraine.

The Ukrainian Embassy in Poland has posted photos of the first generators purchased as part of the Polish public fundraiser Heat from Poland, which raised PLN 5 million (about US$1.4 million), which are about to be sent to Kyiv.

Foreign Minister Andrii Sybiha has said that Hungary's Prime Minister Viktor Orbán is overstating his ability to block Ukraine's European future after Orbán vowed to keep Ukraine out of the EU for 100 years.

Ukrainian President Volodymyr Zelenskyy has criticised the West for the fading discussions on providing Ukraine with long-range missiles and for insufficient efforts to counter the circumvention of sanctions against Russia.

Ukrainian President Volodymyr Zelenskyy has expressed the opinion that, under the current circumstances, Europe needs to create a unified armed force so as not to place all its hopes on NATO guarantees.

Ukrainian President Volodymyr Zelenskyy has criticised what he called the slow pace of efforts to hold the Kremlin leader Vladimir Putin to account.

US President Donald Trump has described his meeting with Ukrainian President Volodymyr Zelenskyy in Davos as "very good".

A meeting between US President Donald Trump and his Ukrainian counterpart Volodymyr Zelenskyy in Davos has ended.

The German Agency for International Cooperation (GIZ), a German government institution that provides international technical assistance, is set to provide Kyiv with two cogeneration units to help alleviate the energy crisis caused by Russian strikes.

Ukraine's Foreign Minister Andrii Sybiha has called on people around the world to organise fundraising efforts to support Ukrainians amid the collapse of the country's energy system.

The tanker Marinera, formerly known as Bella 1 and detained by the US Coast Guard on 7 January, is said to have ties to fugitive Moldovan oligarch Ilan Shor and a former Ukrainian politician from Odesa.

UK Defence Secretary John Healey, who is on a visit to Kyiv, and his Ukrainian counterpart Denys Shmyhal have signed a roadmap to implement the 100-year defence partnership agreement previously signed by the two countries.

Italian Prime Minister Giorgia Meloni has said that Europe needs to restore direct communication with the Kremlin in order to have leverage in negotiations on ending the Russo–Ukrainian war.

US President Donald Trump has again claimed that only his actions have pushed other NATO allies to spend more on defence and that, without him, Russia would have seized Ukraine long ago.