The most nuclear bombed nation on the planet 🍾 🎂 According to the tribe, Washington's testing programme has killed thousands of people, with many since developing a range of cancers and illnesses. Over a period of just over 40 years, there were 928 tests conducted there – around 100 in the atmosphere and more than 800 underground – resulting in nuclear fallout of around 620 kilotons, according to a 2009 study. In comparison, there were 13 kilotons of fallout when Hiroshima was bombed in 1945.