| 23911 | March 4 | Event | 1790 – France is divided into 83 départements, cutting across the former provinces in an attempt to dislodge regional loyalties based on ownership of land by the nobility. |
| 23912 | March 4 | Event | 1791 – The Constitutional Act of 1791 is introduced by the British House of Commons in London which envisages the separation of Canada into Lower Canada (Quebec) and Upper Canada (Ontario). |
| 23913 | March 4 | Event | 1791 – Vermont is admitted to the United States as the fourteenth state. |
| 23914 | March 4 | Event | 1794 – The 11th Amendment to the U.S. Constitution is passed by the U.S. Congress. |
| 23915 | March 4 | Event | 1804 – Castle Hill Rebellion: Irish convicts rebel against British colonial authority in the Colony of New South Wales. |
| 23916 | March 4 | Event | 1814 – Americans defeat British forces at the Battle of Longwoods between London, Ontario and Thamesville, near present-day Wardsville, Ontario. |
| 23917 | March 4 | Event | 1837 – The city of Chicago is incorporated. |
| 23918 | March 4 | Event | 1848 – Carlo Alberto di Savoia signs the Statuto Albertino that will later represent the first constitution of the Regno d'Italia. |
| 23919 | March 4 | Event | 1861 – The first national flag of the Confederate States of America (the "Stars and Bars") is adopted. |
| 23920 | March 4 | Event | 1865 – The third and final national flag of the Confederate States of America is adopted by the Confederate Congress. |
| 23921 | March 4 | Event | 1882 – Britain's first electric trams run in east London. |
| 23922 | March 4 | Event | 1890 – The longest bridge in Great Britain, the Forth Bridge in Scotland, measuring 1,710 feet (520 m) long, is opened by the Prince of Wales, later King Edward VII. |
| 23923 | March 4 | Event | 1899 – Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39 ft) wave that reaches up to 5 kilometres (3.1 mi) inland, killing over 300. |
| 23924 | March 4 | Event | 1908 – The Collinwood school fire, Collinwood near Cleveland, Ohio, kills 174 people. |
| 23925 | March 4 | Event | 1909 – U.S. President William Taft used what became known as a Saxbe fix, a mechanism to avoid the restriction of the U.S. Constitution's Ineligibility Clause, to appoint Philander C. Knox as U.S. Secretary of State |
| 23926 | March 4 | Event | 1913 – First Balkan War: The Greek army engages the Turks at Bizani, resulting in victory two days later. |
| 23927 | March 4 | Event | 1913 – The United States Department of Labor is formed. |
| 23928 | March 4 | Event | 1917 – Jeannette Rankin of Montana becomes the first female member of the United States House of Representatives. |
| 23929 | March 4 | Event | 1918 – The USS Cyclops departs from Barbados and is never seen again, presumably lost with all hands in the Bermuda Triangle. |
| 23930 | March 4 | Event | 1933 – Frances Perkins becomes United States Secretary of Labor, the first female member of the United States Cabinet. |
| 23931 | March 4 | Event | 1933 – The Parliament of Austria is suspended because of a quibble over procedure – Chancellor Engelbert Dollfuss initiates an authoritarian rule by decree. |
| 23932 | March 4 | Event | 1941 – World War II: The United Kingdom launches Operation Claymore on the Lofoten Islands the first large scale British Commando raid. |
| 23933 | March 4 | Event | 1943 – World War II: The Battle of the Bismarck Sea in the south-west Pacific comes to an end. |
| 23934 | March 4 | Event | 1944 – World War II: After the success of Big Week, the USAAF begins a daylight bombing campaign of Berlin. |
| 23935 | March 4 | Event | 1945 – Lapland War: Finland declares war on Nazi Germany. |
| 23936 | March 4 | Event | 1957 – The S&P 500 stock market index is introduced, replacing the S&P 90. |
| 23937 | March 4 | Event | 1960 – The French freighter La Coubre explodes in Havana, Cuba killing 100. |
| 23938 | March 4 | Event | 1962 – A Caledonian Airways Douglas DC-7 crashes shortly after takeoff from Cameroon, killing 111 – the worst crash of a DC-7. |
| 23939 | March 4 | Event | 1966 – A Canadian Pacific Air Lines DC-8-43 explodes on landing at Tokyo International Airport, killing 64 people. |
| 23940 | March 4 | Event | 1970 – French submarine Eurydice explodes underwater, resulting in the loss of the entire 57-man crew. |