President of Poland Andrzej Duda and his South Korean counterpart Yoon Suk-yeol have condemned North Korea's sending of troops to Russia to take part in the war against Ukraine as a threat to global security.

Ukraine's Defence Ministry and the US Department of Defense Office of Inspector General have investigated the process of accounting for and using American spare parts ordered and supplied to the Armed Forces of Ukraine as international military assistance.

Piotr Łukasiewicz, Poland's Charge d'Affaires in Ukraine, has said that his country is ready to train Ukrainian recruited soldiers, but Ukraine must first gather enough people.

Piotr Łukasiewicz, the temporary chargé d'affaires of Poland in Ukraine, has stated that the country will transfer the remaining MiG-29 fighter jets to Ukraine once it "fills the gaps" created by the transfer of these aircraft to Kyiv.

The Finnish Border Guard has permanently closed the temporary border crossing points Inari and Parikkala in the Lieksa district, with relevant signs already being removed.

A Russian man who killed two Ukrainian soldiers in Germany this spring, while the servicemen were recovering after a surgery there, has been charged with murder.

The Polish government has stated that in late August, no violations of Polish airspace over the Lublin region by an unidentified object were recorded.

US Army Lieutenant General Charles Constanza believes that the Russian army, fighting against the Ukrainian defence forces, which are trained and equipped by other countries, is honing its ability to fight the West in the future.

The United Kingdom will allocate an additional £120 million (about US$155 million) to support the Maritime Capability Coalition. 

UK Prime Minister Keir Starmer has stated that Russia's attacks on the Black Sea are threatening global food security.

NATO Secretary General Mark Rutte has spoken with South Korean President Yoon Suk-yeol regarding reports of the possible dispatch of North Korean troops to participate in the Russia-Ukraine war.

Ukraine's Foreign Minister Andrii Sybiha has arrived in Türkiye on a visit to hold talks on key issues of cooperation between the two nations.

US Defense Secretary Lloyd Austin arrived in the city of Kyiv on an unannounced visit on Monday, 21 October.

Canada will provide Ukraine with a military aid package worth CAD 64.8 million (approximately US$47 million), which will include, among other items, small arms.

Romania scrambled four fighter jets on Thursday evening, 17 October, after an unknown flying target crossed its border.