The United States was set to formally withdraw from the Open Skies Treaty, an 18-year-old arms control and verification agreement that Washington repeatedly accused Moscow of violating.
RFE/RL: US to withdraw from Open Skies Treaty
A Tupolev Tu-160 and Tu-22M3 military aircraft fly over Red Square during a military parade, which marks the 75th anniversary of the Soviet victory over Nazi Germany in World War Two, in Moscow on June 24, 2020.
