– African-American singer Marian Anderson gives a concert at the Lincoln Memorial after being denied the use of Constitution Hall by the Daughters of the American Revolution. 1940 – World War II: Operation Weserübung: Germany invades Denmark and Norway. 1940 – Vidkun Quisling seizes power in Norway. 1942 – World War II: The Battle of Bataan ends. An Indian Ocean raid by Japan's 1st Air Fleet sinks the British aircraft carrier and the Australian destroyer . 1945 – Dietrich Bonhoeffer, Lutheran pastor and anti-Nazi dissident, is executed by the Nazi regime. 1945 – World War II: The German heavy cruiser Admiral Scheer is sunk by the Royal Air Force. 1945 – World War II: The Battle of Königsberg, in East Prussia, ends. 1945 – The United States Atomic Energy Commission is formed. 1947 – The Glazier–Higgins–Woodward tornadoes kill 181 and injure 970 in Texas, Oklahoma, and Kansas. 1947 – The Journey of Reconciliation, the first interracial Freedom Ride begins through the upper South in violation of Jim Crow laws. The riders wanted enforcement of the United States Supreme Court's 1946 Irene Morgan decision that banned racial segregation in interstate travel. 1947 – United Nations Security Council Resolution 22 relating to Corfu Channel incident is adopted. 1948 – Jorge Eliécer Gaitán's assassination provokes a violent riot in Bogotá (the Bogotazo), and a further ten years of violence in Colombia. 1948 – Fighters from the Irgun and Lehi Zionist paramilitary groups attacked Deir Yassin near Jerusalem, killing over 100. 1952 – Hugo Ballivián's government is overthrown by the Bolivian National Revolution, starting a period of agrarian reform, universal suffrage and the nationalization of tin mines 1957 – The Suez Canal in Egypt is cleared and opens to shipping following the Suez Crisis. 1959 – Project Mercury: NASA announces the selection of the United States' first seven astronauts, whom the news media quickly dub the "Mercury Seven". 1960 – Dr. Hendrik Verwoerd, Prime Minister of South Africa and architect of apartheid, narrowly survives an assassination attempt by a white farmer, David Pratt in Johannesburg. 1967 – The first Boeing 737 (a 100 series) makes its maiden flight. 1969 – The first British-built Concorde 002 makes its maiden flight from Filton to RAF Fairford. 1980 – The Iraqi regime of Saddam Hussein kills philosopher Muhammad Baqir al-Sadr and his sister Bint al-Huda after three days of torture. 1981 – The U.S. Navy nuclear submarine