The Russian government has formally sent a diplomatic request to the US demanding that it stop pursuing an oil tanker bound for Venezuela.

A poll by The Economist/YouGov has found that 49% of respondents in the United States "somewhat" or "strongly" disapprove of how Donald Trump is handling Russia's war against Ukraine, while 30% support his approach.

The head of the EU Delegation to Kyiv, Katarína Mathernová, has welcomed the approval of four independent members of the new supervisory board of Energoatom, Ukraine's state-owned nuclear energy company, and said the EU expects the formation of the board to be completed in January.

President Volodymyr Zelenskyy has been set to take part in the 18-19 December European Council meeting in Brussels in person, a senior European official has told journalists.

Kremlin leader Vladimir Putin has said that talk of an allegedly inevitable clash between Europe and Russia is "lies and delusion", accused NATO states of building up their arsenals and boasted about Russia's nuclear forces.

Andrii Sybiha, Ukraine's Minister of Foreign Affairs, has drawn attention to the fact that the Russian economy is facing significant challenges and, in this context, has called on Western countries to intensify sanctions pressure on Russia, outlining how this can be achieved.

Türkiye's President Recep Tayyip Erdoğan has told Russian leader Vladimir Putin during a meeting in Turkmenistan that at least a partial ceasefire is needed in the war against Ukraine, along with a halt to strikes on energy infrastructure and ports.

Financial Times has reported that the version of a peace proposal submitted by Ukrainian and European officials to Washington includes a clause stating that Ukraine must become a member of the European Union by 1 January 2027.

Ukrainian President Volodymyr Zelenskyy has said that, following signals from the United States, he asked members of Parliament to prepare legislative amendments enabling elections to be held under martial law.

NATO Secretary General Mark Rutte has warned that alliance states have become Russia's next target and has urged immediate action.

President Volodymyr Zelenskyy has announced new talks and meetings with partners this week, which may bring news regarding an end to the war.

EU ambassadors (Coreper I) have approved a plan for the Union to completely phase out imports of Russian gas by the end of 2027.

EU member states' permanent representatives have agreed upon new sanctions against Russia.

French Navy personnel opened fire on drones on Thursday 4 December over the area where France's nuclear submarines are stationed.

Ukraine's President Volodymyr Zelenskyy has met with Serhii Kyslytsia, First Deputy Foreign Minister, to discuss the negotiation process, with a particular focus on the United States.