For the U.S. Civil War hero, see James Allen (Medal of Honor)

James Allen (February 15, 1806 – August 23, 1846) was a U.S. Army officer who organized the Mormon Battalion

Mormon Battalion

The Mormon Battalion was the only religiously based unit in United States military history, and it served from July 1846 to July 1847 during the Mexican-American War. The battalion was a volunteer unit of between 534 and 559 Latter-day Saints men led by Mormon company officers, commanded by regular...

 and was commander of Fort Des Moines (1843-1846), the fort from which the City of Des Moines

Des Moines, Iowa

Des Moines is the capital and the most populous city in the US state of Iowa. It is also the county seat of Polk County. A small portion of the city extends into Warren County. It was incorporated on September 22, 1851, as Fort Des Moines which was shortened to "Des Moines" in 1857...

 grew. He was also in charge of improvements to the harbor of Chicago

Chicago

Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

 as well as producing maps of the U.S. frontier.

Allen was born in Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

. He graduated from West Point in 1829. In 1832, he accompanied Henry Schoolcraft

Henry Schoolcraft

Henry Rowe Schoolcraft was an American geographer, geologist, and ethnologist, noted for his early studies of Native American cultures, as well as for his 1832 discovery of the source of the Mississippi River. He married Jane Johnston, whose parents were Ojibwe and Scots-Irish...

 on an expedition to the headwaters of the Mississippi River

Mississippi River

The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

, which led to Allen producing the first accurate map showing the lakes and streams of the headwaters. In 1833 he was assigned to the First Regiment of Dragoons, where he served as an engineer in the exploration of the Indian country of the Southwest. Allen oversaw improvements to the harbor of Chicago

Chicago

Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

 in 1834. In 1842 he was transferred to Iowa

Iowa

Iowa is a state located in the Midwestern United States, an area often referred to as the "American Heartland". It derives its name from the Ioway people, one of the many American Indian tribes that occupied the state at the time of European exploration. Iowa was a part of the French colony of New...

, taking charge of the Sac and Fox Agency ("Fort Sanford") and then Fort Des Moines No. 2. After Fort Des Moines No. 2 was abandoned in 1846, it became the core of what is now the modern City of Des Moines

Des Moines, Iowa

Des Moines is the capital and the most populous city in the US state of Iowa. It is also the county seat of Polk County. A small portion of the city extends into Warren County. It was incorporated on September 22, 1851, as Fort Des Moines which was shortened to "Des Moines" in 1857...

.

He was sent to Mt. Pisgah, Iowa, to a camp of homeless Latter-day Saints who had been driven from their homes by anti-Mormon mobs, to recruit a battalion of 500 men to fight in the Mexican-American War. Initially the Mormon

Mormon

The term Mormon most commonly denotes an adherent, practitioner, follower, or constituent of Mormonism, which is the largest branch of the Latter Day Saint movement in restorationist Christianity...

s were suspicious of him, but after he met with Mormon leader Brigham Young

Brigham Young

Brigham Young was an American leader in the Latter Day Saint movement and a settler of the Western United States. He was the President of The Church of Jesus Christ of Latter-day Saints from 1847 until his death in 1877, he founded Salt Lake City, and he served as the first governor of the Utah...

, Young fully endorsed the plan.

Allen served as the commanding officer of the Battalion from the July 16, 1846 until his death on August 23, 1846. He was the first officer buried at Fort Leavenworth National Cemetery

Fort Leavenworth National Cemetery

Fort Leavenworth National Cemetery is a United States National Cemetery located on Fort Leavenworth, a United States Army installation north of Leavenworth, Kansas. It was officially established in 1862, but was used as a burial ground as early as 1844. The cemetery is the resting place of eight...

.

Namesake

• Allen's Bay on Cass Lake
  Cass Lake (Minnesota)
  Cass Lake is a glacially-formed lake in north central Minnesota in the United States. It is approximately long and wide, located in Cass and Beltrami counties, within the Chippewa National Forest and the Leech Lake Indian Reservation, adjacent to its namesake city of Cass Lake...
  
   in the State of Minnesota
  Minnesota
  Minnesota is a U.S. state located in the Midwestern United States. The twelfth largest state of the U.S., it is the twenty-first most populous, with 5.3 million residents. Minnesota was carved out of the eastern half of the Minnesota Territory and admitted to the Union as the thirty-second state...
  
  is named in his honor.

Sources

• Encyclopedia of Latter-day Saint History, p. 19
• The Mormon Battalion, U.S. Army of the West, p. 11