Attack by Colorado National Guard and mine camp guards on striking coal miners. It took place on 20 April 1914 in what is now the United States. It was part of the Colorado Coalfield War. Those involved included the United Mine Workers, Louis Tikas, Colorado National Guard and Baldwin–Felts Detective Agency.
Before and after
- from 1914 to 1921Zaian War
- 1914Establishment of Swiss National Park
- 1914Sayfo
- 31 March 1914Birth of Octavio Paz
- 20 April 1914Ludlow Massacre
- 29 May 1914Birth of Tenzing Norgay
- 2 June 1914Birth of Yuri Andropov
- 28 June 1914Assassination of Archduke Franz Ferdinand
- 21 July 1914Discovery of Sinope
More in Society, economy & sport
- 16 October 1923Founding of The Walt Disney Company
- 1924Origins of Allsvenskan
- 1937Nanjing Massacre
- 1938Founding of Samsung Group
- 15 May 1940Founding of McDonald's
- 1941Rise of Vietnamese Independence League
The era
This moment belongs to the Modern era (1914 CE to 1945 CE), world wars and a changing world. You can also browse everything in the 20th century.