original_query: What is the history of the current 1st Infantry Regiment of the United States Army?
query: What is the history of the current 1st Infantry Regiment of the United States Army?
answer: The 1st Infantry Regiment traces its lineage to the Second Regiment of Infantry, established in 1791.  It has participated in numerous conflicts, including the Northwest Indian War, War of 1812, Mexican-American War, Civil War, Indian Wars, Spanish-American War, Philippine-American War, World Wars I and II, the Korean War, Vietnam War, and the Iraq and Afghanistan Wars.  The regiment's history is marked by various reorganizations and deployments, with periods of both active combat and garrison duty.