Question: What type of unit was this unit of the United States Army that served in combat during the Indian Wars in the western United States for which Wade H. Hammond served as bandmaster?

full_context: Document 1: 204th Brigade Support Battalion (United States): The mission of the 204th Brigade Support Battalion, "Rough Riders," is to, on order, deploy and execute responsive Combat Service Support and Combat Health Support in support of the 2nd Brigade Combat Team, 4th Infantry Division's objectives. ("Rough Riders") was originally constituted as the 5th Sanitary Trains on 10 November 1917 at Camp Logan, Texas. During World War I, the unit fought in numerous battles and campaigns including the Battle of Saint-Mihiel, Meuse-Argonne Offensive, and the Battle of Champagne, at Lorraine. After the First World War, the unit was reorganized and re-designated on 29 January 1921 as the 5th Medical Regiment. The 5th Medical Regiment was inactivated in August 1921 at Camp Jackson, South Carolina.
Document 2: United States Army Indian Scouts: Native Americans have made up an integral part of U.S. military conflicts since America's beginning. Colonists recruited Indian allies during such instances as the Pequot War from 1634–1638, the Revolutionary War, as well as in War of 1812. Native Americans also fought on both sides during the American Civil War, as well as military missions abroad including the most notable, the Codetalkers who served in World War II. The Scouts were active in the American West in the late 19th and early 20th centuries. Including those who accompanied General John J. Pershing in 1916 on his expedition to Mexico in pursuit of Pancho Villa. Indian Scouts were officially deactivated in 1947 when their last member retired from the Army at Fort Huachuca, Arizona. For many Indians it was an important form of interaction with white American culture and their first major encounter with the whites’ way of thinking and doing things.
Document 3: Wade Watts: Wade Watts (23 September 1919 – 13 December 1998) was an African American gospel preacher and civil rights activist from Oklahoma. He served as the state president of the Oklahoma chapter of the NAACP for sixteen years, challenging the Ku Klux Klan through Christian love doctrine. He worked with Thurgood Marshall and developed a friendship with Martin Luther King during the American civil rights movement, and has been cited as a mentor by the current leader of the NAACP in Oklahoma, Miller Newman, and his nephew, former congressman, J. C. Watts.
Document 4: 299th Cavalry Regiment (United States): The 299th Cavalry Regiment, formerly the 299th Infantry Regiment, nicknamed the "The Koa Regiment", is a unit of the Hawaii Army National Guard. It was established in 1923 from the old 2nd Hawaiian Infantry Regiment, and it served during World War II as part of the 24th Infantry Division. The name "Koa" comes from the Hawaiian word for "Warrior", and is currently headquartered in Hilo, Hawaii. The 1st and 2nd Battalions, 299th Infantry were federally activated in 1968 to support the United States Army Pacific during the Vietnam War. More recently 2nd Battalion, 299th Infantry Regiment deployed to Iraq and again after being re-flagged in 2007 as 1st Squadron, 299th Cavalry Regiment.
Document 5: 442nd Infantry Regiment (United States): The 442nd Regimental Combat Team is an infantry regiment of the United States Army, part of the Army Reserve. The regiment was a fighting unit composed almost entirely of American soldiers of Japanese ancestry (mostly from Hawaii) who fought in World War II. Most of the families of mainland Japanese Americans were confined to internment camps in the United States interior. Beginning in 1944, the regiment fought primarily in Europe during World War II, in particular Italy, southern France, and Germany.
Document 6: 100th Infantry Battalion (United States): The 100th Infantry Battalion is the only infantry unit in the United States Army Reserve. In World War II, the then-primarily Nisei battalion was composed largely of former members of the Hawaii Army National Guard. The 100th saw heavy combat during World War II before and after combining with the 442nd Infantry Regiment, another mostly Nisei military unit, into a single fighting combat team. Based at Fort Shafter, Honolulu, Hawaii, the 100th Battalion has reservists from Hawaii, American Samoa, Guam and Saipan, and has deployed to Iraq and Kuwait. The unit was unofficially nicknamed the "Purple Heart Battalion", with the motto "Remember Pearl Harbor".
Document 7: Wade H. Hammond: Wade H. Hammond (1879–1957) was an American musician who became one of the first African American bandmasters in the United States military in 1909, for the 9th Cavalry. He later also served as bandmaster for the 10th Cavalry and 25th Infantry. Hammond received his B.A. from Alabama A&M College, and then studied at the Royal Military School of Music of England. He also taught at both Alabama A&M and Western University.
Document 8: Fred Hamm: Fred Hamm was a Chicago jazz orchestra leader and co-author of the song "Bye Bye Blues." In 1925 he took over the leadership of the Benson Orchestra (founded by Edgar Benson). He sang and played the cornet. Among the members of his band were Dave Bennett (who played clarinet and alto saxophone), Chauncey Gray (piano), and Bert Lown (violin). With Bennett, Gray, and Lown, he co-wrote "Bye Bye Blues" in early 1925.
Document 9: Wade Watts: Wade Watts (23 September 1919 – 13 December 1998) was an African American gospel preacher and civil rights activist from Oklahoma. He served as the state president of the Oklahoma chapter of the NAACP for sixteen years, challenging the Ku Klux Klan through Christian love doctrine. He worked with Thurgood Marshall and developed a friendship with Martin Luther King during the American civil rights movement, and has been cited as a mentor by the current leader of the NAACP in Oklahoma, Miller Newman, and his nephew, former congressman, J. C. Watts.
Document 10: 1st Cavalry Division (United States): The 1st Cavalry Division ("First Team") is a combined arms division and is one of the most decorated combat divisions of the United States Army, as well as the other four branches of the U.S. military. It is based at Fort Hood, Texas. It was formed in 1921 and served during World War II, the Korean War, the Vietnam War, the Persian Gulf War, with the Stabilization Force in Bosnia-Herzegovina, in the Iraq War, in the War in Afghanistan and in Operation Freedom’s Sentinel. As of 2017, the 1st Cavalry Division is subordinate to III Corps and is commanded by Major General John C. Thomson III.
Document 11: Steve Sample, Sr.: Steve Sample, Sr. is a bandleader, arranger, composer and jazz educator now residing in Bellingham, Washington. For more than 30 years, Sample was a professor in the Music Department of the University of Alabama, where he directed the Jazz Ensembles and taught music theory, arranging and jazz related courses. Sample trained many notable jazz musicians during his long tenure at Alabama, including Gary Wheat, Birch Johnson, Kelley O'Neal, Chris Gordon, Mervyn Warren, Cedric Dent, Beth Gottlieb, Mart Avant, Dick Aven and Ray Reach. He is respected by his peers as one of the finest jazz educators in the United States. On September 26, 2008, Sample was inducted into the Alabama Jazz Hall of Fame for his contributions to jazz education.
Document 12: Paul Hume: In addition to his role as the "Post" music editor, Hume hosted a long-running classical music program on WGMS radio in Washington, D.C., and was guest commentator for the New York Metropolitan Opera intermission broadcasts. He was also a professor of music at Georgetown University from 1950 to 1977 and adjunct professor of music at Yale University from 1975 to 1983. He was a member of the American Association of University Professors, the Music Critics Association, and the Cosmos Club. He received a Peabody Award in 1977 for his outstanding achievement in music criticism, and received honorary degrees from Thiel College, Rosary College, and Georgetown University. In addition, he published several books, including "Catholic Church Music" (1956) and a biography of Verdi (1977).
Document 13: 4th Cavalry Regiment (United States): The 4th Cavalry Regiment is a United States Army cavalry regiment, whose lineage is traced back to the mid-19th century. It was one of the most effective units of the Army against American Indians on the Texas frontier. Today, the regiment exists as separate squadrons within the U.S. Army. The 1st Squadron of the 4th Cavalry's official nickname is "Quarterhorse", which alludes to its 1/4 Cav designation. The 3rd Squadron of the 4th Cavalry's official nickname is "Raiders". Today, the "1st Squadron, 4th Cavalry", "2nd Squadron, 4th Cavalry", "4th Squadron, 4th Cavalry", and "6th Squadron, 4th Cavalry" are parts of the 1st Infantry Division, while the "3rd Squadron, 4th Cavalry" serves as part of the 25th Infantry Division. On 23 September 2009, the "4th Squadron, 4th Cavalry" officially stood up at Fort Riley, Kansas as part of the 1st "Devil" Brigade, 1st Infantry Division. On 28 March 2008, the "5th Squadron, 4th Cavalry" officially stood up at Fort Riley, Kansas as part of the 2nd "Dagger" Brigade, 1st Infantry Division. The 6th Squadron, 4th Cavalry served as part of the recently inactivated 1st Infantry Division, 3rd "Duke" Brigade, at Fort Knox, Kentucky.
Document 14: Frank E. Wade: Frank Edward Wade (October 6, 1873 – March 3, 1930) was an American football player and coach, lawyer, and piano manufacturer. He served as the head football coach at DePauw University in 1895 and at Syracuse University from 1897 to 1899, compiling a career college football record of 20–12–3. Wade was born in Malta Bend, Missouri on October 6, 1873. He attended Washington University in St. Louis before graduating from Yale University in 1896 and Syracuse University College of Law in 1898. He practiced law in Syracuse, New York, and was president of the Amphion Piano Company, which he sold a few years before his death in 1930.
Document 15: 10th Cavalry Regiment (United States): The 10th Cavalry Regiment is a unit of the United States Army. Formed as a segregated African-American unit, the 10th Cavalry was one of the original "Buffalo Soldier" regiments in the post-Civil War Regular Army. It served in combat during the Indian Wars in the western United States, the Spanish–American War in Cuba and in the Philippine–American War. The regiment was trained as a combat unit but later relegated to non-combat duty and served in that capacity in World War II until its deactivation in 1944.
ground_truth: segregated African-American unit