July 26, 1953 – Fidel Castro begins his “26th of July Movement” to topple the dictatorship of Cuba by Fulgencio Batista. He is eventually successful when Batista flees Cuba on New Year’s Day 1959.
July 27, 1953 – The Korean War ends with the signing of an armistice at Panmunjom, Korea.
July 30, 1975 – Former Teamsters Union leader James “Jimmy” Hoffa is last seen outside a restaurant in Detroit, Michigan. He is declared officially dead in 1982.
July 31, 1790 – The U. S. Patent Office opens and issues the first patent to Samuel Hopkins for a new method of making potash (fertilizer). The patent is signed by George Washington and Thomas Jefferson.