March 20, 2003 (Thursday)
- Space Shuttle Columbia's data recorder ("black box") was found near Hemphill, Texas.[1][2]
- Mary Ann Wright, a U.S. diplomat in Mongolia, resigned out of disagreement with George W. Bush's Mideast policy, his approach to North Korea and the domestic consequences of the War on Terrorism.
- 2003 Iraq war: The 2003 invasion of Iraq begins as land troops from United States, United Kingdom, Australia and Poland attack.
- 2003 First Mayoral election: first mayoral election held for the Sylhet city corporation.
- March 20, 2003 anti-war protest
- ^ David, Dr (2003-03-20). "Science/Nature | Columbia's data recorder found". BBC News. Retrieved 2015-10-24.
- ^ "Shuttle's data recorder found intact - Mar. 20, 2003". CNN.com. 2003-03-20. Retrieved 2015-10-24.