Ghana's President Nana Addo Dankwa Akufo-Addo (L), President of the European Commission Ursula von der Leyen, Swiss Federal President Viola Amherd, Ukraine's President Volodymyr Zelensky, Chile's President Gabriel Boric and Canadian Prime Minister Justin Trudeau address the closing press conference of the Summit on peace in Ukraine, at the luxury Burgenstock resort, near Lucerne, on June 16, 2024. (Photo by URS FLUEELER / POOL / AFP)