US President Donald Trump has advised Europe to focus on the Russo-Ukrainian war instead of Greenland.

The United Kingdom is seeking to adopt Ukraine's experience in countering drones in order to apply it against unmanned aerial vehicles delivering weapons and drugs to British prisons.

King Charles has sent a message to Ukrainians on the first anniversary of the signing of the 100-Year Partnership Agreement between the two countries, wishing for a just and lasting peace.

NATO Secretary General Mark Rutte has held a phone call with President Volodymyr Zelenskyy about the energy situation in Ukraine.

The US Department of State is suspending all visa processing procedures for citizens of 75 countries as part of tighter screening of applicants.

Former Czech prime minister Petr Fiala has criticised current government chief Andrej Babiš for publicly disclosing classified details of an initiative to supply ammunition to Ukraine, saying the episode has threatened Czech security.

Ukraine's President Volodymyr Zelenskyy has instructed his negotiating team to finalise a document on security guarantees from the United States and submit it for consideration by the presidents of both countries.

EU High Representative for Foreign Affairs Kaja Kallas has said that Russia's use of the Oreshnik intermediate-range ballistic missile constitutes an escalation against Ukraine and is intended as a warning to Europe and the United States.

Ukrainian Foreign Minister Andrii Sybiha has said that Russia's Oreshnik missile strike on Lviv Oblast, near the borders with EU and NATO countries, poses a threat to European security and requires a tough response from partners.

Ukrainian Foreign Minister Andrii Sybiha has called on international partners to take immediate action to increase pressure on Moscow following the latest large-scale Russian attack.

Ukrainian President Volodymyr Zelenskyy has held a meeting with his Cypriot counterpart Nikos Christodoulides, whose country has begun its presidency of the Council of the EU.

Spain's Prime Minister Pedro Sánchez has said for the first time that Madrid may send troops to join a post-ceasefire peacekeeping mission in Ukraine.

French President Emmanuel Macron has said he may "re-establish contact" with Russia's leader Vladimir Putin in the coming weeks.

Anti-Ukrainian remarks made in the New Year address by Tomio Okamura, the speaker of the lower house of the Czech parliament, have led to a significant increase in donations by Czechs for weapons for Ukrainian troops.

Canada could potentially deploy its troops to Ukraine if a peace agreement is reached, Prime Minister Mark Carney has said.