| 27091 | March 10 | Death | 2015 – Tim Rucks, American football player and coach (b. 1960) |
| 27092 | March 10 | Death | 2015 – Claude Sitton, American journalist and academic (b. 1925) |
| 27093 | March 10 | Death | 2015 – Stuart Wagstaff, English-Australian actor (b. 1925) |
| 27094 | March 10 | Holiday and observance | Christian feast day:Anastasia the PatricianMarie-Eugénie de JésusHarriet Tubman (Lutheran)HimelinJohn OgilvieMacarius of JerusalemPope SimpliciusSojourner Truth (Lutheran)March 10 (Eastern Orthodox liturgics) |
| 27095 | March 10 | Holiday and observance | Hote Matsuri (Shiogama, Japan) |
| 27096 | March 10 | Holiday and observance | Tibetan Uprising Day (Tibetan independence supporters) |
| 27097 | March 11 | Event | 222 – Emperor Elagabalus is assassinated, along with his mother, Julia Soaemias, by the Praetorian Guard during a revolt. Their mutilated bodies are dragged through the streets of Rome before being thrown into the Tiber. |
| 27098 | March 11 | Event | 1387 – Battle of Castagnaro: English condottiero Sir John Hawkwood leads Padova to victory in a factional clash with Verona. |
| 27099 | March 11 | Event | 1641 – Guaraní forces living in the Jesuit reductions defeat bandeirantes loyal to the Portuguese Empire at the Battle of Mbororé in present-day Panambí, Argentina. |
| 27100 | March 11 | Event | 1649 – The Frondeurs and the French sign the Peace of Rueil. |
| 27101 | March 11 | Event | 1702 – The Daily Courant, England's first national daily newspaper is published for the first time. |
| 27102 | March 11 | Event | 1708 – Queen Anne withholds Royal Assent from the Scottish Militia Bill, the last time a British monarch vetoes legislation. |
| 27103 | March 11 | Event | 1784 – The signing of the Treaty of Mangalore brings the Second Anglo-Mysore War to an end. |
| 27104 | March 11 | Event | 1811 – During André Masséna's retreat from the Lines of Torres Vedras, a division led by French Marshal Michel Ney fights off a combined Anglo-Portuguese force to give Masséna time to escape. |
| 27105 | March 11 | Event | 1824 – The United States Department of War creates the Bureau of Indian Affairs. |
| 27106 | March 11 | Event | 1845 – Flagstaff War: Unhappy with translational differences regarding the Treaty of Waitangi, chiefs Hone Heke, Kawiti and Māori tribe members chop down the British flagpole for a fourth time and drive settlers out of Kororareka, New Zealand. |
| 27107 | March 11 | Event | 1848 – Louis-Hippolyte Lafontaine and Robert Baldwin become the first Prime Ministers of the Province of Canada to be democratically elected under a system of responsible government. |
| 27108 | March 11 | Event | 1851 – The first performance of Rigoletto by Giuseppe Verdi takes place in Venice. |
| 27109 | March 11 | Event | 1861 – American Civil War: The Constitution of the Confederate States of America is adopted. |
| 27110 | March 11 | Event | 1864 – The Great Sheffield Flood kills 238 people in Sheffield, England. |
| 27111 | March 11 | Event | 1867 – The first performance of Don Carlos by Giuseppe Verdi takes place in Paris. |
| 27112 | March 11 | Event | 1872 – Construction of the Seven Sisters Colliery, South Wales, begins located on one of the richest coal sources in Britain. |
| 27113 | March 11 | Event | 1879 – Shō Tai formally abdicated his position of King of Ryūkyū, under orders from Tokyo, ending the Ryukyu Kingdom |
| 27114 | March 11 | Event | 1888 – The Great Blizzard of 1888 begins along the eastern seaboard of the United States, shutting down commerce and killing more than 400. |
| 27115 | March 11 | Event | 1916 – USS Nevada (BB-36) is commissioned as the first US Navy "super-dreadnought". |
| 27116 | March 11 | Event | 1917 – World War I: Mesopotamian campaign: Baghdad falls to Anglo-Indian forces commanded by General Stanley Maude. |
| 27117 | March 11 | Event | 1918 – The first case of Spanish flu occurs, the start of a devastating worldwide pandemic. |
| 27118 | March 11 | Event | 1927 – In New York City, Samuel Roxy Rothafel opens the Roxy Theatre. |
| 27119 | March 11 | Event | 1931 – Ready for Labour and Defence of the USSR, abbreviated as GTO, is introduced in the Soviet Union. |
| 27120 | March 11 | Event | 1932 – Booming Ben, the last heath hen was seen for the final time. |