Dr. Jonas Salk's polio vaccine trials began / Deportation of the Chechens and Ingush began - Feb. 23
February 23, 202112m 28s
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Show Notes
On this day in 1954, polio vaccine trials began. / On this day in 1944, the Stalinist regime began deporting the Chechens and Ingush into remote areas of the Soviet Union.
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