The following is a timeline of the history of the city of Cheyenne, Wyoming, USA.
1867
July 4: Union Pacific Railroad sets up mountain region headquarters at Crow Creek Crossing, later known as Cheyenne.
August 10: H.M. Hook elected mayor.
Fort D.A. Russell established nearby.
Cheyenne Leader newspaper begins publication.
November 13: Railroad begins operating.
1868 - City charter granted by Dakota Territory legislature.
1869
May 25: Wyoming Territory court in session.
Wyoming Tribune newspaper begins publication.
Fire.
Eagle Hotel in business.
Population: 2,305.
1870
On September 14, 1870, the signature of General Grenville M. Dodge on the Original City Plat of Cheyenne, Wyoming Territory, was notarized.
On September 21, 1870, at 10:30 AM, the Cheyenne Original City Plat was recorded by Laramie County Clerk.
1872
Stock Association of Laramie County organized.
Court House built.
1873 - November: Legislative Assembly of Wyoming Territory in session.
1874 - City Hall built.
1876
Cheyenne and Black Hills Stage begins operating.
Population: 3,250 (estimate).
1881 - Joseph M. Carey becomes mayor.
1882 - Opera House built.
1884 - William Sturgis House (residence) built.
1885 - Francis E. Warren becomes mayor.
1886
Library opens on Carey Avenue.
St. Mark's Episcopal Church built.
1887 - Cheyenne Depot built.
1888 - Nagle Warren Mansion (residence) built.
1890
July 10: Cheyenne becomes capital of new state of Wyoming.
Wyoming State Capitol building and First United Methodist Church constructed.
Population: 11,690.
1892 - Tivoli Building constructed.
1895 - Wyoming State Museum established.
1897 - Cheyenne Frontier Days begin.
1900 - Population: 14,087.
1902 - Laramie County Library opens.
1903 - May: Theodore Roosevelt visits Cheyenne.
1904 - Wyoming Governor's Mansion built.
1908 - Atlas Theatre opens.
1909 - St. Mary's Catholic Cathedral consecrated.
1910 - Population: 11,320.
1914 - City adopts commissioner form of government.
1920 - Lincoln Highway surfaced near Cheyenne.
1928 - High Plains Horticulture Research Station established.
1929 - Boeing Terminal built at Cheyenne Airport.
1930 - Cheyenne Little Theatre Players founded.
1937 - Wyoming Governmental Research Association headquartered in Cheyenne.
1952 - Cheyenne Genealogy Society formed.
1960 - Cheyenne East High School established.
1968 - Laramie County Community College established.
1972 - City government changes to mayor-council format.
1976 - New Wyoming Governor's Mansion built.
1977 - Cheyenne Community Solar Greenhouse and Historic Governor's Mansion museum opens.
1978 - Cheyenne Frontier Days Old West Museum founded.
1979 - July 16: Tornado.
1980 - Population: 47,283.
1981 - Frontier Mall in business.
1999 - City website online (approximate date).
2000 - Taco John's Events Center opens.
2009
Rick Kaysen becomes mayor.
Cheyenne South High School opens.
2010
Cheyenne Capidolls roller derby league formed.
Population: 59,466.
2011 - Cheyenne Warriors football team and Arts Alliance of Cheyenne formed.
2012 - National Center for Atmospheric Research-Wyoming Supercomputing Center begins operating.
2013 - Arts Cheyenne organized (approximate date).
Timeline of Cheyenne, Wyoming Wikipedia (Text) CC BY-SA