In reply to @cubacenter

How the alliance ended in 1941 This arrangement ended on July 22, 1941 when the Nazis double crossed their Soviet allies and launched Operation Barbarossa, the invasion of the Soviet Union. https://cubacenter.org/cuba-brief/2024/08/24/cubabrief-observing-black-ribbon-day-in-remembrance-of-victims-of-totalitarianism-and-the-35th-anniversary-of-the-baltic-ways-nonviolent-triumph/ 13/