| 10291 | January 24 | Death | 2015 – Otto Carius, German lieutenant and pharmacist (b. 1922) |
| 10292 | January 24 | Death | 2015 – Toller Cranston, Canadian-Mexican figure skater and painter (b. 1949) |
| 10293 | January 24 | Death | 2015 – Johan Ferner, Norwegian sailor (b. 1927) |
| 10294 | January 24 | Holiday and observance | Christian feast day:Cadoc (Wales)Felician of FolignoFrancis de SalesPratulin Martyrs (Greek Catholic Church)January 24 (Eastern Orthodox liturgics) |
| 10295 | January 24 | Holiday and observance | Earliest day on which Saturday of Souls can fall, while February 27 (or 28 during Leap Year) is the latest observed 57 days before Easter. (Eastern Orthodox) |
| 10296 | January 24 | Holiday and observance | Feast of Our Lady of Peace (Roman Catholic Church), and its related observances:Feria de Alasitas (La Paz) |
| 10297 | January 24 | Holiday and observance | Unification Day (Romania) |
| 10298 | January 25 | Event | 41 – After a night of negotiation, Claudius is accepted as Roman Emperor by the Senate. |
| 10299 | January 25 | Event | 750 – In the Battle of the Zab, the Abbasid rebels defeat the Umayyad Caliphate, leading to overthrow of the dynasty. |
| 10300 | January 25 | Event | 1348 – A strong earthquake strikes the South Alpine region of Friuli in modern Italy, causing considerable damage to buildings as far away as Rome. |
| 10301 | January 25 | Event | 1494 – Alfonso II becomes King of Naples. |
| 10302 | January 25 | Event | 1515 – Coronation of Francis I of France. |
| 10303 | January 25 | Event | 1533 – Henry VIII of England secretly marries his second wife Anne Boleyn. |
| 10304 | January 25 | Event | 1554 – Founding of São Paulo city, Brazil. |
| 10305 | January 25 | Event | 1573 – Battle of Mikatagahara: In Japan, Takeda Shingen defeats Tokugawa Ieyasu. |
| 10306 | January 25 | Event | 1575 – Luanda, the capital of Angola, is founded by the Portuguese navigator Paulo Dias de Novais. |
| 10307 | January 25 | Event | 1704 – The Battle of Ayubale results in the destruction of most of the Spanish missions in Florida. |
| 10308 | January 25 | Event | 1755 – Moscow University is established on Tatiana Day. |
| 10309 | January 25 | Event | 1765 – Port Egmont, the first British settlement in the Falkland Islands at the southern tip of South America, is founded. |
| 10310 | January 25 | Event | 1787 – Shays' Rebellion: The rebellion's largest confrontation, outside the Springfield Armory, results in the killing of four rebels and the wounding of twenty. |
| 10311 | January 25 | Event | 1791 – The British Parliament passes the Constitutional Act of 1791 and splits the old Province of Quebec into Upper Canada and Lower Canada. |
| 10312 | January 25 | Event | 1792 – The London Corresponding Society is founded. |
| 10313 | January 25 | Event | 1858 – The Wedding March by Felix Mendelssohn is played at the marriage of Queen Victoria's daughter, Victoria, and Friedrich of Prussia, and becomes a popular wedding recessional. |
| 10314 | January 25 | Event | 1879 – The Bulgarian National Bank is founded. |
| 10315 | January 25 | Event | 1881 – Thomas Edison and Alexander Graham Bell form the Oriental Telephone Company. |
| 10316 | January 25 | Event | 1890 – Nellie Bly completes her round-the-world journey in 72 days. |
| 10317 | January 25 | Event | 1909 – Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera. |
| 10318 | January 25 | Event | 1915 – Alexander Graham Bell inaugurates U.S. transcontinental telephone service, speaking from New York to Thomas Watson in San Francisco. |
| 10319 | January 25 | Event | 1918 – Ukraine declares independence from Bolshevik Russia. |
| 10320 | January 25 | Event | 1924 – The 1924 Winter Olympics opens in Chamonix, in the French Alps, inaugurating the Winter Olympic Games. |