101st Infantry Regiment (United States)

101st Infantry Regiment (9th Massachusetts)
Active	1861–1864. 1898-1992
Country	United States
Branch	Massachusetts Army National Guard
Type	Infantry
Size	Regiment
Motto(s)	Semper Paratus
Engagements	American Civil War Battle of Gaines's Mill, Battle of Malvern Hill, Battle of Fredericksburg, Battle of Chancellorsville, Battle of Gettysburg, Battle of Spotsylvania, Battle of Manassas, Battle of Antietam. Spanish–American War Cuban Campaign World War I German spring offensive, Third Battle of the Aisne, Second Battle of the Marne, Battle of Saint-Mihiel, Meuse-Argonne Offensive. World War II Lorraine Campaign, Battle of Metz, Battle of the Bulge, Push to the Rhine, Actions across the Rhine.

The 101st Infantry Regiment was a formation of the United States Army, Massachusetts Army National Guard. Its history dates back to the American Civil War, and continued through the Spanish–American War, World War I, and World War II before being consolidated with Massachusetts' 182nd Infantry Regiment in 1992; the spirit of the 101st and its history live on in the 182nd Infantry and the 26th Infantry Brigade Combat Team of the Massachusetts Army National Guard.