Today in History: The wreck of the Titanic is discovered in 1985

The following is a chronological list of notable events that occurred on September 1 throughout history:

1173 – The widow Stamira sacrifices herself in order to raise the siege of Ancona by the forces of Emperor Frederick Barbarossa.

1532 – Lady Anne Boleyn is made Marquess of Pembroke by her fiancé, King Henry VIII of England.

1604 – Adi Granth, now known as Guru Granth Sahib, the holy scripture of Sikhs, is first installed at Harmandir Sahib.

1715 – At the age of five, Louis XV becomes king of France in succession to his great-grandfather, King Louis XIV.

1939 – World War II: Germany and Slovakia invade Poland, beginning the European phase of World War II.

1939 – J. Robert Oppenheimer and his student Hartland Snyder publish the Oppenheimer–Snyder model, proving for the first time in contemporary physics how black holes could develop.

1944 – World War II: Launch of Operation Ratweek, complicating German retreat.

1969 – A coup in Libya brings Muammar Gaddafi to power.

1985 – The wreck of the Titanic is discovered by an American-French expedition led by Robert Ballard and Jean-Louis Michel.

2008 – Iraq War: The United States Armed Forces transfers control of Anbar Province to the Iraqi Armed Forces.