On August 5, 1963, the United States, United Kingdom, and Soviet Union signed the Partial Nuclear Test Ban Treaty, banning atmospheric tests and reshaping Cold War diplomacy.
Tag: Nuclear weapons
August 29, 1949 | The Soviet Union Conducts Its First Nuclear Test
On this day in 1949, the Soviet Union conducted its first successful nuclear test, RDS-1, at the Semipalatinsk Test Site, marking the start of the nuclear arms race and a new chapter in the Cold War.