What Georgian-born dictator did Georgy Flyorov direct a letter to?
Georgy Flyorov:  In addition, he is also known for his letter directed to Joseph Stalin, during the midst of World War II, to start the atomic bomb project in the Soviet Union. Joseph Stalin: Joseph Vissarionovich Stalin (18 December 1878 – 5 March 1953) was a Georgian-born Soviet revolutionary and political leader.
Joseph Stalin