8.6, the largest earthquake on land occurs in the Assam-Tibet-Myanmar border, killing 4,800. 1952 – A flash flood drenches the town of Lynmouth, England, killing 34 people. 1954 – Alfredo Stroessner begins his dictatorship in Paraguay. 1959 – American Airlines Flight 514, a Boeing 707, crashes near the Calverton Executive Airpark in Calverton, New York, killing all five people on board. 1960 – Republic of the Congo (Brazzaville) becomes independent from France. 1961 – Border guard Conrad Schumann flees from East Germany while on duty guarding the construction of the Berlin Wall. 1962 – James Joseph Dresnok defects to North Korea after running across the Korean Demilitarized Zone. Dresnok died in 2016. 1963 – Execution of Henry John Burnett, the last man to be hanged in Scotland. 1963 – President Fulbert Youlou is overthrown in the Republic of the Congo, after a three-day uprising in the capital. 1965 – The Beatles play to nearly 60,000 fans at Shea Stadium in New York City, an event later regarded as the birth of stadium rock. 1969 – The Woodstock Music & Art Fair opens in Bethel, New York, featuring some of the top rock musicians of the era. 1970 – Patricia Palinkas becomes the first woman to play professionally in an American football game. 1971 – President Richard Nixon completes the break from the gold standard by ending convertibility of the United States dollar into gold by foreign investors. 1971 – Bahrain gains independence from the United Kingdom. 1973 – Vietnam War: The USAF bombing of Cambodia ends. 1974 – Yuk Young-soo, First Lady of South Korea, is killed during an apparent assassination attempt upon President Park Chung-hee. 1975 – Bangladeshi leader Sheikh Mujibur Rahman is killed along with most members of his family during a military coup. 1975 – Takeo Miki makes the first official pilgrimage to Yasukuni Shrine by an incumbent prime minister on the anniversary of the end of World War II. 1976 – SAETA Flight 232 crashes into the Chimborazo volcano in Ecuador, killing all 59 people on board; the wreckage is not discovered until 2002. 1977 – The Big Ear, a radio telescope operated by Ohio State University as part of the SETI project, receives a radio signal from deep space; the event is named the "Wow! signal" from the notation made by a volunteer on the project. 1984 – The Kurdistan Workers' Party in Turkey starts