In 1953 at the height of the Cold War "Frenchman's Flat" focuses on the atomic weapons testing that was conducted on U.S soil in Nevada. In 1953 at the height of the Cold War "Frenchman's Flat" focuses on the atomic weapons testing that was conducted on U.S soil in Nevada. In 1953 at the height of the Cold War "Frenchman's Flat" focuses on the atomic weapons testing that was conducted on U.S soil in Nevada. In 1953 at the height of the Cold War "Frenchman's Flat" focuses on the atomic weapons testing that was conducted on U.S soil in Nevada.