On this day in history 31 October
2018: World's biggest statue, the Statue of Unity at 182m is unveiled of Indian independence leader Sardar Vallabhbhai Patel in Gujarat state.
2019: US House of Representatives votes to formalize impeachment proceedings against President Donald Trump.
2003: Mahathir Mohamad resigns as Prime Minister of Malaysia and is replaced by Deputy Prime Minister Abdullah Ahmad Badawi, marking an end to Mahathir's 22 years in power.
1984: Indian Prime Minister Indira Gandhi is assassinated by her bodyguards, Satwant Singh and Beant Singh at her home in New Delhi.
1992: Roman Catholic church apologizes for its treatment of Italian astronomer Galileo Galilei after 359 years.
1984: Rajiv Gandhi takes office as India's 6th Prime Minister succeeding his mother Indira Gandhi who was assassinated.
2003: Bethany Hamilton, aged 13, has her arm bitten off by a shark while surfing in Hawaii.
1993: Rapper Tupac Shakur charged with aggravated assault.
1983: Paul McCartney releases "Pipes of Peace" album.
1994: American tennis star Venus Williams makes her professional debut as a 14 year old with a 6-3, 6-4 win over former NCAA champion and world No.