Cardiff City defeat Arsenal in the FA Cup Final, the only time it has been won by a team not based in England. 1935 – The Polish Constitution of 1935 is adopted. 1940 – The Rhythm Club fire at a dance hall in Natchez, Mississippi, kills 198 people. 1941 – World War II: The Greek government and King George II evacuate Athens before the invading Wehrmacht. 1942 – World War II: Baedeker Blitz: German bombers hit Exeter, Bath and York in retaliation for the British raid on Lübeck. 1945 – World War II: Adolf Hitler's designated successor, Hermann Göring, sends him a telegram asking permission to take leadership of Nazi Germany. Martin Bormann and Joseph Goebbels advise Hitler that the telegram is treasonous. 1946 – Manuel Roxas is elected the last President of the Commonwealth of the Philippines. 1949 – Chinese Civil War: Establishment of the People's Liberation Army Navy. 1951 – Cold War: American journalist William N. Oatis is arrested for espionage by the Communist government of Czechoslovakia. 1961 – Algiers putsch by French generals. 1967 – Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a crewed spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit. 1968 – Vietnam War: Student protesters at Columbia University in New York City take over administration buildings and shut down the university. 1971 – Bangladesh Liberation War: The Pakistan Army and Razakars massacre approximately 3,000 Hindu emigrants in the Jathibhanga area of East Pakistan (now Bangladesh). 1985 – Coca-Cola changes its formula and releases New Coke. The response is overwhelmingly negative, and the original formula is back on the market in less than three months. 1990 – Namibia becomes the 160th member of the United Nations and the 50th member of the Commonwealth of Nations. 1993 – Eritreans vote overwhelmingly for independence from Ethiopia in a United Nations-monitored referendum. 1993 – Sri Lankan politician Lalith Athulathmudali is assassinated while addressing a gathering, approximately four weeks ahead of the Provincial Council elections for the Western Province. 1999 – NATO bombs the headquarters of Radio Television of Serbia, as part of their aerial campaign against the Federal Republic of Yugoslavia. 2005 – The first YouTube video, titled "Me at the zoo", was published by co-founder Jawed Karim. 2013 – At least 28 people are killed and more than 70 are injured as violence breaks out in Hawija, Iraq. 2018 – A vehicle-ramming