1855 events in history

Jan 23 The first bridge over the Mississippi River opens in what is now Minneapolis, Minnesota, a crossing made today by the Hennepin Avenue Bridge
Jan 26 Point No Point Treaty is signed in Washington Territory
Jan 28 A locomotive on the Panama Canal Railway, runs from the Atlantic Ocean to the Pacific Ocean for the first time
Feb 8 The Devil's Footprints mysteriously appear in southern Devon
Feb 11 Kassa Hailu is crowned Tewodros II, Emperor of Ethiopia, by Abuna Salama III in a ceremony at the church of Derasge Maryam
Feb 12 Michigan State University is established
Feb 14 Texas is linked by telegraph to the rest of the United States, with the completion of a connection between New Orleans and Marshall, Texas
Feb 22 The Pennsylvania State University is founded in State College, Pennsylvania (as the Farmers' High School of Pennsylvania)
Mar 2 Alexander II becomes Tsar of Russia
Mar 30 Origins of the American Civil War: Bleeding Kansas – "Border Ruffians" from Missouri invade Kansas and force election of a pro-slavery legislature
Apr 19 Visit of Napoleon III to Guildhall, London
May 3 American adventurer William Walker departs from San Francisco with about 60 men to conquer Nicaragua
Jun 1 The American adventurer William Walker conquers Nicaragua
Jun 2 The Portland Rum Riot occurs in Portland, Maine
Jun 4 Major Henry C. Wayne departs New York aboard the USS Supply to procure camels to establish the U.S. Camel Corps
Jun 28 Sigma Chi Fraternity was founded in North America
Jul 1 Signing of the Quinault Treaty: The Quinault and the Quileute cede their land to the United States
Jul 4 In Brooklyn, New York City, the first edition of Walt Whitman's book of poems, Leaves of Grass, is published
Aug 1 The first ascent of Monte Rosa, the second highest summit in the Alps
Sep 3 American Indian Wars: In Nebraska, 700 soldiers under United States General William S. Harney avenge the Grattan massacre by attacking a Sioux village and killing 100 men, women and children
Sep 9 Crimean War: The Siege of Sevastopol comes to an end when Russian forces abandon the city
Nov 17 David Livingstone becomes the first European to see the Victoria Falls in what is now present-day Zambia-Zimbabwe