Russian President Vladimir Putin (L) shakes hands with U.S President Joe Biden during their meeting at the 'Villa la Grange' in Geneva, Switzerland in Geneva on June 16, 2021.
Ukrainian soldiers take part in the Sea Breeze drills at a shooting range in the Kherson region of Ukraine on July 2. Ukraine and the United States launched joint naval exercises in the Black Sea on May 28 in a show of Western cooperation with Kyiv as it faces off with Russia.
U.S. President Joe Biden meets with Ukraine's President Volodymyr Zelensky in the Oval Office of the White House, on September 1, 2021, in Washington, DC.
A U.S. soldier prepares Ukrainian soldiers for an exercise in ambush tactics at the Yavoriv Combat Training Center in Starychi, Ukraine, on July 26. The advisors from Task Force Raven are working to improve Ukraine's defense capabilities against a potential military threat from Russia.