Company B 1st Battalion 181st Infantry Regiment is a rifle company in the 1st Battalion 181st Infantry Regiment. In the National Guard, companies sometimes have two histories. They share the history of the regiment to which they are assigned, but also may have a unique company history and lineage. Therefore, Company B 1-181 IN shares the long history of the 181st Infantry Regiment. This site concentrates on the unique history of Company B as a militia / National Guard company in Gardner and Greenfield (Detachment 1), Massachusetts. Company B served in the Continental Army during the American Revolution, with Union forces in the American Civil War, and as a federalized Massachusetts National Guard regiment with the U.S. Army during the Spanish–American War, Mexican Border Campaign, World Wa