A number of European Union countries are concerned about the decision by Kristalina Georgieva, Head of the International Monetary Fund (IMF) to plan to engage with Russia for the first time since its full-scale invasion of Ukraine.

Republican vice-presidential nominee JD Vance has outlined the Trump administration's prospective plan to settle the war in Ukraine, which includes establishing a "demilitarised zone" on Ukrainian territory and denying Ukraine NATO membership.

UK Prime Minister Keir Starmer has stressed that Russia is the aggressor and Ukraine has the right to defend itself, responding to Russian leader Vladimir Putin’s remarks.

Russia has revoked the accreditation of six staff members of the UK Embassy in Moscow, accusing them of conducting intelligence and subversion. 

Josep Borrell, EU High Representative for Foreign Affairs and Security Policy, has submitted a proposal to member states to impose sanctions on Iran over its supply of ballistic missiles to Russia.

Estonian President Alar Karis arrived in Kyiv with a visit on Thursday, 12 September.

Bloomberg reports that the decision to ease Western restrictions on long-range strikes against targets on Russian territory is unlikely to be made before the meeting of world leaders at the UN General Assembly in the United States on 24 September.

The White House has been finalising a plan to ease restrictions on Ukraine's use of US-provided weapons for strikes on Russian territory.

Ukraine and Lithuania signed a memorandum of cooperation in the defence sector on Wednesday.

European Union ambassadors have agreed to extend sanctions against Russia for another six months but have decided to remove former Russian racing driver Nikita Mazepin and the mother of the deceased Wagner Group leader, Violetta Prigozhina, from the sanctions list.

Recep Tayyip Erdoğan, President of Türkiye, has said that Crimea should return to Ukraine in accordance with international law. 

Croatian Prime Minister Andrej Plenković arrived in Kyiv on Wednesday, 11 September, for an unannounced visit.

Ukrainian Foreign Minister Andrii Sybiha has spoken to NATO Secretary General Jens Stoltenberg for the first time since taking up his post.