WHAT ALL HAPPENED APRIL TO OCTOBER 1877
Find out what all happened April to October 1877

American Indian Wars: Battle of White Bird Canyon – the Nez Perce defeat the U.S. Cavalry at White Bird Canyon in the Idaho Territory. (17. June 1877)

The then-villa of Mayagüez, Puerto Rico, formally receives its city charter from the Royal Crown of Spain. (10. July 1877)

Mihail Kogălniceanu reads, in the Chamber of Deputies, the Declaration of Independence of Romania. This day became the Independence Day of Romania. (9. May 1877)

Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada. (20. June 1877)

Chief Crazy Horse of the Oglala Sioux surrenders to United States troops in Nebraska. (6. May 1877)

American Indian Wars: Oglala Sioux chief Crazy Horse is bayoneted by a United States soldier after resisting confinement in a guardhouse at Fort Robinson in Nebraska. (5. September 1877)

Indian Wars: Battle of Big Hole – A small band of Nez Percé Indians clash with the United States Army (9. August 1877)

Romania declares itself independent from the Ottoman Empire following the Senate adoption of Mihail Kogălniceanu's Declaration of Independence. Recognized on March 26, 1881 after the end of the Romanian War of Independence. (10. May 1877)

The Molly Maguires, ten Irish immigrants convicted of murder, are hanged at the Schuylkill County and Carbon County, Pennsylvania prisons. (21. June 1877)

Asaph Hall discovers Martian moon Phobos. (18. August 1877)

The Great Railroad Strike of 1877 begins in Martinsburg, West Virginia, US, when Baltimore and Ohio Railroad workers have their wages cut for the second time in a year. (14. July 1877)

After rioting by Baltimore and Ohio Railroad workers and the deaths of nine rail workers at the hands of the Maryland militia, workers in Pittsburgh, Pennsylvania stage a sympathy strike that is met with an assault by the state militia. (21. July 1877)

American Indian Wars: Sitting Bull leads his band of Lakota into Canada to avoid harassment by the United States Army under Colonel Nelson Miles. (5. May 1877)

Russo-Turkish War: Russian Empire declares war on Ottoman Empire. (24. April 1877)

Asaph Hall discovers the Mars moon Deimos. (12. August 1877)

Henry Ossian Flipper becomes the first African American cadet to graduate from the United States Military Academy. (15. June 1877)

The Blantyre mining disaster in Scotland kills 207 miners. (22. October 1877)

A magnitude 8.8 earthquake off the coast of Peru kills 2,541, including some as far away as Hawaii and Japan. (9. May 1877)

16 May 1877 political crisis in France. (16. May 1877)

The United Kingdom annexes the Transvaal. (12. April 1877)