Evanston lawyer Clarence Clark became Wyoming’s first congressional representative in 1890. In 1895, the legislature elected him to the U.S. Senate. Sen. F. E. Warren, Rep. Frank Mondell and Clark made an all-Republican congressional triumvirate for more than two decades until Clark lost to John B. Kendrick in 1916.

Delegates to Wyoming’s Constitutional Convention had to work quickly in 1889 to get a constitution adopted while Congress was still in session. Still, they managed to adopt some innovative ideas, especially in water law. The biggest stumbling block to statehood, in Congressional debate the following year turned out to be whether Wyoming had enough people. It was a close call.

After years of political activity and serving on many commissions, Clifford P. Hansen was elected Governor in 1963. Governor Hansen was elected to the U.S. Senate in 1967.

Clifford Rogers served as Acting Governor from 1953-1955 and twice held the office of State Treasurer (1946-1950, 1958-1962).

The history of nuclear weapons in Wyoming is intimately connected to the F. E. Warren Air Force Base, which in turn is tied to the global development of rocketry and nuclear might. If Wyoming were a nation, Warren AFB in Cheyenne would make it one of the world’s major nuclear powers. Its history with nuclear weapons in Wyoming is tied closely to the worldwide tensions of the Cold War, and with the development of missile-based nuclear weapons systems.

Wiliam Ross worked his way from prosecuting attorney of Laramie County to the nomination for Governor on the Democratic Party's ticket. He died in his office and his wife was elected to take his place.

President Harrison appointed William Richards surveyor general of the Territory in 1889. He was elected governor and served from January 7, 1895 to January 2, 1899.

Old West adventurer, orator, barber, reported bigamist, and passionate defender of civil rights, Kentucky-born William Jefferson Hardin was Wyoming’s first African-American legislator in its territorial days.

William Henry Jackson’s artistic passions began during childhood in upstate New York. By age 15, he was retouching photographs for professionals. His photos of the West, especially Yellowstone Park, many of them made in the 1870s with the Hayden survey, had an enormous influence on public perceptions of the American West.

President Arthur appointed William Hale Governor of Wyoming Territory July 18, 1882. Governor Hale took the oath of office August 3, 1882 and served until his death at Cheyenne, Wyoming, January 13, 1885.