December 7th
574 - Emperor Justin II retires due to recurring seizures of insanity. He abdicates in favor of his General Tiberius and proclaims him Caesar.
1703 - The great storm hits southern Great Britain. winds gust to 120 mph and 9000 people die
1732 - The Royal Opera House opens in London
1787 - The State of Delaware is the first state to ratify the Constitution.
1842 - The first concert of the New York Philharmonic
1869 - Jesse James commits his first bank robbery in Gallatin, Missouri
1904 - Comparative fuel trials begin between warships HMS Spiteful and HMS Peteret. Spiteful is the first warship powered by fuel oil and the trials lead to the end of the use of coals in ships of the Royal Navy.
1917 - The United States declares war on Austria-Hungary
1930 - W1XAV in Boston telecasts the first television commercial in the United States during the show The Fox Trappers. The first ad is for IJ Fox Furriers.
1941 - The Imperial Japanese Navy carries out a surprise attack on the United States Pacific Fleet at Pearl Harbour. The United States loses the Battleships Arizona, Oklahoma, West Virginia, California, Nevada, Pennsylvania. The Tennessee and Maryland were damaged but returned to duty.
4 battleship were sunk, four were damaged, 188 aircraft were destroyed, 2335 killed 1,142 wounded.
The Japanese attacked using 6 aircraft carriers 23 fleet submarines, 5 midget subs, 414 aircraft and accompanying support and escort ships.
1949 - The Government of the Republic of China moves from Nanking to Taipei, Taiwan.
1963 - Instant replay makes its debut during the Army-Navy game in Philadelphia. Young Ricky Ray is shown picking his nose in slow motion.
1972 - Apollo 17, the last moon landing is launched. They take the Blue Marble Photograph as they leave the Earth
1982 - Charles Brooks Jr is executed in Texas and becomes the first person in the US to be executed by Lethal Injection
1987 - Mikail Gorbachev arrives in United States for a Summit with Ronald Reagan
1995 - Galileo arrives at Jupiter 6 years after its launch
1999 - A&M Records sues Napster alleging Copyright infringement
2003 - The Conservative Party of Canada is official registered following the merger of the Canadian Alliance and the PC Party of Canada
2017 - Marriage Amendment Bill to recognize Same Sex Marriage passes in Australia.