On 11 February 1945 , at the conclusion of the Yalta Conference , the United States and the United Kingdom signed a Repatriation Agreement with the USSR . The interpretation of this Agreement resulted in the forcible repatriation of all Soviets ( Operation Keelhaul ) regardless of their wishes . The forced repatriation operations took place in 1945 – 1947
Yalta Conference
Yalta Conference
Prisoner of war