On this day in history on June 3,
- 1979 – A blowout at the Ixtoc I oil well in the southern Gulf of Mexico causes at least 3,000,000 barrels (480,000 m3) of oil to be spilled into the waters, the second-worst accidental oil spill ever recorded.
- 1980 – The 1980 Grand Island tornado outbreak. Seven tornadoes hit Grand Island, Nebraska, which take five lives, 357 single-family homes, 33 mobile homes, 85 apartments, 49 businesses and cause $300 million in damages all told, according to statistics compiled on the deadly storm by the National Weather Service and the American Red Cross.
- 1982 – The Israeli ambassador to the United Kingdom, Shlomo Argov, is shot on a London street. He survives but is permanently paralysed.
- 1984 – Operation Blue Star, a military offensive, is launched by the Indian government at Harmandir Sahib, also known as the Golden Temple, the holiest shrine for the Sikhs, in Amritsar. The operation continues until June 6, with casualties, most of them civilians, in excess of 5,000.
- 1989 – The government of China sends troops to force protesters out of Tiananmen Square after seven weeks of occupation.
- 1991 – Mount Unzen erupts in Kyūshū, Japan, killing 43 people, all of them either researchers or journalists.
- 1992 – Aboriginal Land Rights are granted in Australia in Mabo v Queensland (No 2), a case brought by Eddie Mabo.
- 1998 – Eschede train disaster: an ICE high-speed train derails in Lower Saxony, Germany, causing 101 deaths.