Latvian Prime Minister Andris Kulbergs has said Latvia was the only EU country to oppose the lifting of sanctions on Russian oligarchs Alisher Usmanov and Mikhail Fridman.

Azerbaijani President Ilham Aliyev has pardoned French citizen Martin Ryan, who was convicted of espionage, following the removal of Russian oligarch Alisher Usmanov from the EU sanctions list.

Lithuanian President Gitanas Nausėda has criticised a new political world map published by the United Nations because Russian-occupied Crimea is depicted separately from Ukraine.

Belarusian self-proclaimed President Alexander Lukashenko has said that the country has no spare volumes of potash fertilisers that could be supplied to the United States.

Hungarian Prime Minister Péter Magyar has stated that as long as his Tisza party government remains in power, no Ukrainian oil storage facility will be built in the country.

At a meeting between President of Ukraine Volodymyr Zelenskyy and President of France Emmanuel Macron in New York, security and a winter support package were among the key topics discussed.

Ukraine received €3.3 billion from the European Union earmarked for the procurement of drones and missiles on Friday 18 September.

The Consulate General of Germany in Saint Petersburg has ceased its operations as of 18 September.

Kęstutis Budrys, Minister of Foreign Affairs of Lithuania, has confirmed that his country also possesses intelligence about Russia preparing hybrid attacks against Ukraine's allies after a similar warning from Polish Prime Minister Donald Tusk.

Serbian President Aleksandar Vučić arrived in Ukraine on a visit on 18 September.

The Irish presidency of the Council of the EU and the European External Action Service (EEAS) have proposed a compromise to overcome France's resistance to extending sanctions against Russia.

Rzeszów and Lublin airports in Poland suspended operations on the morning of 18 September amid Russian attacks on Ukraine.

Polish Prime Minister Donald Tusk has said that a Russian strike drone crashed near the Polish border in Ukraine's Volyn Oblast on the afternoon of 17 September.

Ukrainian Foreign Minister Andrii Sybiha has said at a joint event with Slovenian Foreign Minister Tone Kajzer that a key outcome of a meeting between Ukrainian President Volodymyr Zelenskyy and US President Donald Trump in New York could be an agreement on energy and maritime ceasefires in the Russia-Ukraine war.

Poland scrambled fighter jets on 17 September after Russian attack drones were detected flying over Ukraine's west.