John D. "Colonel Jack" Henderson was an American editor, rancher, businessman, and pro-slavery politician in the Kansas Territory. Kansas Territory was a historic, organized territory of the United States that existed from May 30, 1854 to January 29, 1861, when Kansas became the 34th U.S. state. ...

John D. Henderson was born in Pennsylvania.

Henderson moved to the Kansas Territory and became a leading advocate of slavery in that territory. Kansas Territory was a historic, organized territory of the United States that existed from May 30, 1854 to January 29, 1861, when Kansas became the 34th U.S. state. ... Slave redirects here. ...

Henderson was the editor and the proprietor of the Leavenworth Journal. For the city in the state of Washington, see Leavenworth, Washington. ...

Henderson was elected Chairman of the Central Committee of the pro-slavery National Democratic Party of Kansas.

Henderson was accused of vote fraud.

In 1859, Henderson built a ranch, trading post, and hotel on Henderson Island in the South Platte River in Arapaho County, Kansas Territory. Henderson sold meat and provisions to gold seekers on their way up the South Platte River Trail to the gold fields during the Pike's Peak Gold Rush. Henderson Island was the first permanent settlement in the South Platte River Valley between Fort Saint Vrain in the Nebraska Territory and the Cherry Creek Diggings in the Kansas Territory. 1859 (MDCCCLIX) is a common year starting on Saturday of the Gregorian calendar (or a common year starting on Monday of the Julian calendar). ... The South Platte River in Denver, Colorado The South Platte River is one of the two principal tributaries of the Platte River and itself a major river of the American West, located in the U.S. states of Colorado and Nebraska. ... Kansas Territory was a historic, organized territory of the United States that existed from May 30, 1854 to January 29, 1861, when Kansas became the 34th U.S. state. ... Miners at Pikes Peak The Pikes Peak Gold Rush (later known as the Colorado Gold Rush) was the boom in gold prospecting and mining in northwestern Kansas Territory and southwestern Nebraska Territory of the United States that began in July 1858 and lasted until the creation of the Colorado... Nebraska Territory was a historic, organized territory of the United States from May 30, 1854 until March 1, 1867 when Nebraska became the 37th U.S. state. ... Nickname: The Mile-High City Location of Denver in Colorado Coordinates: Country United States State Colorado City-County Denver (coextensive) Founded November 22, 1858 Incorporated November 7, 1861 Mayor John Hickenlooper (D) Area    - City 401. ... Kansas Territory was a historic, organized territory of the United States that existed from May 30, 1854 to January 29, 1861, when Kansas became the 34th U.S. state. ...

Henderson returned to eastern Kansas and ironically fought for the Union in the American Civil War. In this map:  Union states prohibiting slavery  Union territories  Border states on the Union side which allowed slavery  Kansas, which entered and fought with the Union as a free state after the Bleeding Kansas crisis  The Confederacy  Confederate claimed and sometimes held territories During the American Civil War, the Union... Combatants United States of America (Union) Confederate States of America (Confederacy) Commanders Abraham Lincoln, Ulysses S. Grant Jefferson Davis, Robert E. Lee Strength 2,200,000 1,064,000 Casualties 110,000 killed in action, 360,000 total dead, 275,200 wounded 93,000 killed in action, 258,000 total...

Henderson Island, the former Henderson Island Station, and the community of Henderson, all in Colorado, are named for John D. Henderson. It has been suggested that this article be split into multiple articles. ...

External links

• Geary and Kansas
• When Grass Was King In Adams County
• History of Henderson, Colorado