|Important Dates in Wyoming
1807 John Colter explored the
1812 Robert Stuart discovered South Pass
across the Rocky Mountains.
1833 Captain Benjamin L. E. de
Bonneville mapped the Wyoming area and discovered oil
east of the Wind River Mountains.
1834 William Sublette and Robert
Campbell estblished Fort William (later Fort Laramie).
1843 Scout Jim Bridger established Fort
1867 The Union Pacific Railroad entered
1868 Congress created the Territory of
1869 The Wyoming Territorial Legislature
gave women the right to vote and hold elective office.
1872 Yellowstone became
the first national park.
1883 Wyoming's first oil well was
drilled in the Dallas Field, near Lander.
July 10, 1890 Wyoming became the 44th
1892 The Johnson
County Range War broke out after a dispute over
Theodore Roosevelt made Devils Tower the first
1925 Nellie Tayloe
Ross became the first woman Governor in the United
1951-1952 Major uranium deposits were
found in several parts of the state.
1960 The United States' first
operational intercontinental ballistic base opened near
Nellie Tayloe Ross
or comments about this page?