20 December 2025

Washington – Russian envoy Kirill Dmitriev joins Ukraine talks with U.S. envoy Steve Witkoff and U.S. President Donald Trump's son-in-law Jared Kushner. 

Washington – Ukrainian President Volodymyr Zelensky announces a new round of talks between representatives of Kiev and the United States on ending the war.

Brasília – 67th Summit of Heads of State of MERCOSUR and Associated States takes place.