After the entry of the Red Army into Czechoslovak territory in 1945, Red Army authorities began to arrest and deport Czechoslovak citizens to labor camps in the Soviet Union. The regions most affected were Eastern and South Slovakia and Prague. The Czechoslovak authorities repeatedly requested a halt to the deportations and that the deported Czechoslovaks be returned immediately. It took a long time before these protests generated any response. The subject remained taboo during the Communist decades and sources were out of reach. Czechoslovak Diplomacy and the Gulag focuses on the diplomatic...