Colorado Territory

The Colorado Territory as drawn in 1860 from the Utah, Nebraska, Kansas, and New Mexico Territories. Colorado appears to have a rectangular border at this scale, but there are in fact some slight deviations from a straight line along its southern border.
The Colorado Territory as drawn in 1860 from the Utah, Nebraska, Kansas, and New Mexico Territories. Colorado appears to have a rectangular border at this scale, but there are in fact some slight deviations from a straight line along its southern border.

Organized incorporated territory of the United States that existed from February 28, 1861, until August 1, 1876, when it was admitted to the Union as the State of Colorado.

- Colorado Territory
The Colorado Territory as drawn in 1860 from the Utah, Nebraska, Kansas, and New Mexico Territories. Colorado appears to have a rectangular border at this scale, but there are in fact some slight deviations from a straight line along its southern border.

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Map of the division of the states in the American Civil War (1861–1865).

Union (American Civil War)

During the American Civil War, the Union, also known as the North, referred to the United States led by President Abraham Lincoln.

During the American Civil War, the Union, also known as the North, referred to the United States led by President Abraham Lincoln.

Map of the division of the states in the American Civil War (1861–1865).
The flag of the United States of America from 1861 to 1863, with 34 stars for all the 34 states. In 1863 a 35th star was added to represent the new state of West Virginia (the loyal northwestern counties of Virginia), and in 1864 a 36th star for Nevada (previously the Nevada Territory).
Great Seal of the United States of America during the war
Charleston Mercury Secession Broadside, 1860—"The Union" had been a way to refer to the American Republic.
The Union had large advantages in men and resources at the start of the war, and the ratio grew steadily in favor of the Union. In the chart, "cauc men" means white men (Caucasian).
Anti-Lincoln Copperhead pamphlet from 1864
Lincoln met with his Cabinet for the first reading of the Emancipation Proclamation draft on July 22, 1862.
Union soldiers on the Mason's Island (Theodore Roosevelt Island), 1861
Union soldiers before Marye's Heights, Fredericksburg, May 1863
Soldiers of the Fourth United States Colored Infantry at Fort Lincoln, 1865
Field hospital after the Battle of Savage's Station (1862)
New York City draft riots
1862 Greenbacks
Confederate soldiers hanging pro-Union bridge-burning conspirators
Quantrill's 1863 raid burned the town of Lawrence and killed 164 defenders.

Colorado Territory

William Larimer Jr.

Kansas state senator, American settler, and land developer who is best known as the founder of Denver, Colorado, in 1858.

Kansas state senator, American settler, and land developer who is best known as the founder of Denver, Colorado, in 1858.

Larimer was instrumental in the formation of the Colorado Territory in 1861, and in making Denver its capital.

Depiction of the Battle of Glorieta Pass during the campaign, dubbed the "Gettysburg of the West"

New Mexico campaign

Military operation of the Trans-Mississippi Theater of the American Civil War from February to April 1862 in which Confederate Brigadier General Henry Hopkins Sibley invaded the northern New Mexico Territory in an attempt to gain control of the Southwest, including the gold fields of Colorado and the ports of California.

Military operation of the Trans-Mississippi Theater of the American Civil War from February to April 1862 in which Confederate Brigadier General Henry Hopkins Sibley invaded the northern New Mexico Territory in an attempt to gain control of the Southwest, including the gold fields of Colorado and the ports of California.

Depiction of the Battle of Glorieta Pass during the campaign, dubbed the "Gettysburg of the West"

Sibley's strategy called for an invasion along the eastern side of the Rocky Mountains, seizing the Colorado Territory (then at the height of the Colorado Gold Rush) and Fort Laramie (the most important United States Army garrison along the Oregon Trail), before turning westward to attack the mineral-rich Nevada and California.

Old Colorado City

Once a town, but it is now a neighborhood within the city of Colorado Springs, Colorado.

Once a town, but it is now a neighborhood within the city of Colorado Springs, Colorado.

Garden of the Gods formations
Former El Paso County courthouse, Old Colorado City
City Hall of Old Colorado City, built in 1892
Old Colorado City Branch Carnegie Library
Old Colorado City monument
Old Colorado City Plaza at Bancroft Park

It was briefly the capital of the Colorado Territory.

Portrait by Mathew Brady

Andrew Johnson

The 17th president of the United States, serving from 1865 to 1869.

The 17th president of the United States, serving from 1865 to 1869.

Portrait by Mathew Brady
Johnson's birthplace and childhood home, located at the Mordecai Historic Park in Raleigh, North Carolina
Eliza McCardle Johnson
The Andrew Johnson House, built in 1851 in Greeneville, Tennessee
Portrait of Johnson, 1856, attributed to William Brown Cooper
Senator Johnson, 1859
Johnson in 1860
Poster for the Lincoln and Johnson ticket by Currier and Ives
1865 cartoon showing Lincoln and Johnson using their talents as rail-splitter and tailor to repair the Union
Contemporary woodcut of Johnson being sworn in by Chief Justice Chase as Cabinet members look on, April 15, 1865
Official portrait of President Johnson, c. 1880
Thomas Nast cartoon of Johnson disposing of the Freedmen's Bureau as African Americans go flying
"The Situation", a Harper's Weekly editorial cartoon, shows Secretary of War Stanton aiming a cannon labeled "Congress" to defeat Johnson. The rammer is "Tenure of Office Bill" and cannonballs on the floor are "Justice".
Illustration of Johnson's impeachment trial in the United States Senate, by Theodore R. Davis, published in Harper's Weekly
Illustration of Sergeant at Arms of the United States Senate George T. Brown delivering a summons for the impeachment trial to Johnson at the White House on March 7, 1868
Illustration of Johnson consulting with his counsel for the trial
"Farewell, a long farewell, to all my greatness!": Harper's Weekly cartoon mocking Johnson on leaving office
Senator Andrew Johnson in 1875 (age 66)
The grave of Andrew Johnson, Greeneville, Tennessee

Johnson's veto of a bill for statehood for Colorado Territory was sustained; enough senators agreed that a district with a population of 30,000 was not yet worthy of statehood to win the day.

Laporte, Colorado

Unincorporated town, a post office, and a census-designated place (CDP) located in and governed by Larimer County, Colorado, United States.

Unincorporated town, a post office, and a census-designated place (CDP) located in and governed by Larimer County, Colorado, United States.

Between fifty and sixty log dwellings were erected that year along the banks of the Cache la Poudre River in the valley, and in November 1861 the territorial legislature designated Laporte as the county seat.

Bent's Old Fort's internal courtyard and fur press

List of forts in Colorado

List of military and trading forts established in the U.S. State of Colorado.

List of military and trading forts established in the U.S. State of Colorado.

Bent's Old Fort's internal courtyard and fur press

William Butler, who wrote about the fur trade in Colorado, stated that there were 24 trading posts built in the pre-territorial area of what is now Colorado.