21 events found for 1846
Thornton Affair: Open conflict begins over the disputed border of Texas, triggering the Mexican–American War
The few remaining Mormons left in Nauvoo, Illinois, formally dedicate the Nauvoo Temple
The Cambridge Chronicle, America's oldest surviving weekly newspaper, is published for the first time in Cambridge, Mass
Mexican–American War: American forces led by Zachary Taylor defeat a Mexican force north of the Rio Grande in the first
The Donner Party of pioneers departs Independence, Missouri for California, on what will become a year-long journey of h
Mexican–American War: The United States declares war on the Federal Republic of Mexico following a dispute over the Amer
The Associated Press is formed in New York City as a non-profit news cooperative
Mexican–American War: President Mariano Paredes of Mexico unofficially declares war on the United States
Bear Flag Revolt begins: Anglo settlers in Sonoma, California, start a rebellion against Mexico and proclaim the Califor
The Oregon Treaty extends the border between the United States and British North America, established by the Treaty of 1
The Papal conclave of 1846 elects Pope Pius IX, beginning the longest reign in the history of the papacy
The first officially recorded, organized baseball game is played under Alexander Cartwright's rules on Hoboken, New Jers
US troops occupy Monterey and Yerba Buena, thus beginning the US conquest of California.
The Second Federal Republic of Mexico is established.
Elias Howe is granted a patent for the sewing machine.
Jang Bahadur and his brothers massacre about 40 members of the Nepalese palace court.
Two French shepherd children, Mélanie Calvat and Maximin Giraud, experience a Marian apparition on a mountaintop near…
Astronomers Urbain Le Verrier, John Couch Adams and Johann Gottfried Galle collaborate on the discovery of Neptune.
Mexican–American War: General Zachary Taylor captures Monterrey.
Triton, the largest moon of the planet Neptune, is discovered by English astronomer William Lassell.