| 2355 | January 6 | Event | 1951 – Korean War: An estimated 200–1,300 South Korean communist sympathizers are slaughtered in what becomes the Ganghwa massacre. |
| 2356 | January 6 | Event | 1953 – The first Asian Socialist Conference opens in Rangoon, Burma. |
| 2357 | January 6 | Event | 1960 – National Airlines Flight 2511 is destroyed in mid-air by a bomb, while en route from New York City to Miami. |
| 2358 | January 6 | Event | 1960 – The Associations Law comes into force in Iraq, allowing registration of political parties. |
| 2359 | January 6 | Event | 1967 – Vietnam War: United States Marine Corps and ARVN troops launch "Operation Deckhouse Five" in the Mekong River delta. |
| 2360 | January 6 | Event | 1974 – In response to the 1973 oil crisis, daylight saving time commences nearly four months early in the United States. |
| 2361 | January 6 | Event | 1978 – The Crown of St. Stephen (also known as the Holy Crown of Hungary) is returned to Hungary from the United States, where it was held after World War II. |
| 2362 | January 6 | Event | 1992 – President of Georgia Zviad Gamsakhurdia flees the country as a result of the military coup. |
| 2363 | January 6 | Event | 1993 – Indian Border Security Force units kill 55 Kashmiri civilians in Sopore, Jammu and Kashmir, in revenge after militants ambushed a BSF patrol. |
| 2364 | January 6 | Event | 1994 – Nancy Kerrigan is clubbed on the knee at the U.S. Figure Skating Championships in Detroit. |
| 2365 | January 6 | Event | 1995 – A chemical fire in an apartment complex in Manila, Philippines, leads to the discovery of plans for Project Bojinka, a mass-terrorist attack. |
| 2366 | January 6 | Event | 2000 – Celia, the last Pyrenean ibex was found dead after a tree had landed on her. |
| 2367 | January 6 | Event | 2005 – American Civil Rights Movement: Edgar Ray Killen is arrested as a suspect in the 1964 murders of three civil rights workers. |
| 2368 | January 6 | Event | 2005 – A train collision in Graniteville, South Carolina, releases about 60 tons of chlorine gas. |
| 2369 | January 6 | Event | 2009 – Israel conducts an assault on the Gaza Strip |
| 2370 | January 6 | Event | 2012 – 26 people are killed and 63 wounded when a suicide bomber blows himself up at a police station in Damascus. |
| 2341 | January 6 | Event | 1893 – The Washington National Cathedral is chartered by Congress. The charter is signed by President Benjamin Harrison. |
| 2342 | January 6 | Event | 1900 – Second Boer War: Having already sieged the fortress at Ladysmith, Boer forces attack it, but are driven back by British defenders. |
| 2343 | January 6 | Event | 1907 – Maria Montessori opens her first school and daycare center for working class children in Rome, Italy. |
| 2344 | January 6 | Event | 1912 – New Mexico is admitted to the Union as the 47th U.S. state. |
| 2345 | January 6 | Event | 1912 – German geophysicist Alfred Wegener first presents his theory of continental drift. |
| 2346 | January 6 | Event | 1921 – Formation of the Iraqi Army. |
| 2347 | January 6 | Event | 1929 – King Alexander of the Serbs, Croats and Slovenes suspends his country's constitution (the January 6th Dictatorship). |
| 2348 | January 6 | Event | 1929 – Mother Teresa arrives in Calcutta, India, to begin her work among India's poorest and sick people. |
| 2349 | January 6 | Event | 1930 – The first diesel-engined automobile trip is completed, from Indianapolis, Indiana, to New York, New York. |
| 2350 | January 6 | Event | 1931 – Thomas Edison submits his last patent application. |
| 2351 | January 6 | Event | 1941 – United States President Franklin D. Roosevelt delivers his Four Freedoms speech in the State of the Union address. |
| 2352 | January 6 | Event | 1946 – The first general election ever in Vietnam is held. |
| 2353 | January 6 | Event | 1947 – Pan American Airlines becomes the first commercial airline to schedule a flight around the world. |
| 2354 | January 6 | Event | 1950 – The United Kingdom recognizes the People's Republic of China. The Republic of China severs diplomatic relations with the UK in response. |