Germany's Federal Intelligence Service (BND) estimates that Russia's military expenditure last year may have amounted to almost half of the country's state budget and about 10% of its GDP.

Kaja Kallas, EU High Representative for Foreign Affairs and Security Policy, has warned that focusing on concessions from Ukraine risks blurring the lines of Russia's responsibility for launching its aggression.

The European Commission has announced the delivery of 447 backup generators worth €3.7 million from the EU's strategic reserves to help restore electricity supply to hospitals, shelters and critical services in Ukraine.

Poland will deliver 379 electricity generators and 18 heaters from the Government Agency for Strategic Reserves to Ukraine in the coming days, following a decision by Prime Minister Donald Tusk.

President Volodymyr Zelenskyy and his Polish counterpart Karol Nawrocki will visit Lithuania on 25 January.

Polish President Karol Nawrocki has said he intends to meet his Ukrainian counterpart, President Volodymyr Zelenskyy.

Ukrainian President Volodymyr Zelenskyy has begun a meeting with his US counterpart Donald Trump in Davos, Switzerland.

A Russian drone was found in the village of Crocmaz in Moldova's Ștefan Vodă district on the morning of 22 January.

The Norwegian government has announced that it has recently delivered a significant number of missiles for NASAMS air defence systems to Ukraine, enabling them to continue protecting Ukrainian cities from Russian attacks.

Ukrainian President Volodymyr Zelenskyy has arrived in Switzerland, where he is set to take part in the World Economic Forum in Davos.

Ukrainian President Volodymyr Zelenskyy has departed for the Swiss resort town of Davos, where the World Economic Forum is taking place, Dmytro Lytvyn, one of his advisers, has said.

The Financial Times has learned that US Commerce Secretary Howard Lutnick sparked a controversy at a dinner held as part of the World Economic Forum in Davos, and that European Central Bank President Christine Lagarde even left the room during his speech.

Denmark is providing additional support to Ukraine's energy sector amounting to 150 million Danish kroner (€20 million) to help Ukrainians get through the winter.

NATO Secretary General Mark Rutte has said the key problem for NATO at present is the Russo-Ukrainian war, rather than the situation around Greenland.

President Volodymyr Zelenskyy does not believe that the talks between the Ukrainian and US teams, which took place in Florida last weekend, have reached a dead end.