U.S. President Joe Biden (R, Front) talks with Turkish President Recep Tayyip Erdogan (L, Front) during a NATO summit at NATO headquarters in Brussels, Belgium, on June 14, 2021. Leaders of the North Atlantic Treaty Organization (NATO) held a face-to-face summit on Monday to show their unity and agreed on the "NATO 2030" agenda to address future challenges. (NATO/Handout via Xinhua)
