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.
