| 23161 | March 2 | Event | 1903 – In New York City the Martha Washington Hotel opens, becoming the first hotel exclusively for women. |
| 23162 | March 2 | Event | 1917 – The enactment of the Jones–Shafroth Act grants Puerto Ricans United States citizenship. |
| 23163 | March 2 | Event | 1919 – The first Communist International meets in Moscow. |
| 23164 | March 2 | Event | 1933 – The film King Kong opens at New York's Radio City Music Hall. |
| 23165 | March 2 | Event | 1937 – The Steel Workers Organizing Committee signs a collective bargaining agreement with U.S. Steel, leading to unionization of the United States steel industry. |
| 23166 | March 2 | Event | 1939 – Cardinal Eugenio Pacelli is elected Pope and takes the name Pius XII. |
| 23167 | March 2 | Event | 1941 – World War II: First German military units enter Bulgaria after it joins the Axis Pact. |
| 23168 | March 2 | Event | 1943 – World War II: Battle of the Bismarck Sea: United States and Australian forces sink Japanese convoy ships. |
| 23169 | March 2 | Event | 1946 – Ho Chi Minh is elected the President of North Vietnam. |
| 23170 | March 2 | Event | 1949 – Captain James Gallagher lands his B-50 Superfortress Lucky Lady II in Fort Worth, Texas after completing the first non-stop around-the-world airplane flight in 94 hours and one minute. |
| 23171 | March 2 | Event | 1949 – The first automatic street light is installed in New Milford, Connecticut. |
| 23172 | March 2 | Event | 1955 – Norodom Sihanouk, king of Cambodia, abdicates the throne in favor of his father, Norodom Suramarit. |
| 23173 | March 2 | Event | 1956 – Morocco gains its independence from France. |
| 23174 | March 2 | Event | 1962 – In Burma, the army led by General Ne Win seizes power in a coup d'état. |
| 23175 | March 2 | Event | 1962 – Wilt Chamberlain sets the single-game scoring record in the National Basketball Association by scoring 100 points. |
| 23176 | March 2 | Event | 1965 – The US and South Vietnamese Air Force begin Operation Rolling Thunder, a sustained bombing campaign against North Vietnam. |
| 23177 | March 2 | Event | 1969 – In Toulouse, France, the first test flight of the Anglo-French Concorde is conducted. |
| 23178 | March 2 | Event | 1969 – Soviet and Chinese forces clash at a border outpost on the Ussuri River. |
| 23179 | March 2 | Event | 1970 – Rhodesia declares itself a republic, breaking its last links with the British crown. |
| 23180 | March 2 | Event | 1972 – The Pioneer 10 space probe is launched from Cape Canaveral, Florida with a mission to explore the outer planets. |
| 23181 | March 2 | Event | 1977 – Libya becomes the Socialist People's Libyan Arab Jamahiriya as the General People's Congress adopted the "Declaration of the Establishment of the People's Authority". |
| 23182 | March 2 | Event | 1978 – Czech Vladimír Remek becomes the first non-Russian or non-American to go into space, when he is launched aboard Soyuz 28. |
| 23183 | March 2 | Event | 1983 – Compact discs and players are released for the first time in the United States and other markets. They had previously been available only in Japan. |
| 23184 | March 2 | Event | 1989 – Twelve European Community nations agree to ban the production of all chlorofluorocarbons (CFCs) by the end of the century. |
| 23185 | March 2 | Event | 1990 – Nelson Mandela is elected deputy President of the African National Congress. |
| 23186 | March 2 | Event | 1991 – Battle at Rumaila oil field brings an end to the 1991 Gulf War. |
| 23187 | March 2 | Event | 1992 – Armenia, Azerbaijan, Kazakhstan, Kyrgyzstan, Moldova, San Marino, Tajikistan, Turkmenistan and Uzbekistan join the United Nations. |
| 23188 | March 2 | Event | 1995 – Researchers at Fermilab announce the discovery of the top quark. |
| 23189 | March 2 | Event | 1998 – Data sent from the Galileo spacecraft indicates that Jupiter's moon Europa has a liquid ocean under a thick crust of ice. |
| 23190 | March 2 | Event | 2002 – U.S. invasion of Afghanistan: Operation Anaconda begins, (ending on March 19 after killing 500 Taliban and al-Qaeda fighters, with 11 Western troop fatalities). |