The 110th Cavalry Regiment Massachusetts National Guard was
formed in 1921 from the
1st Squadron of Cavalry. During World War
One that unit was combined with the 1st Vermont and used to form two
elements of Yankee Division:

The 102nd Machine Gun Battalion

The 26th Headquarters Company


In 1940 the unit was redesignated the 180th Field Artillery Regiment.
The regiment was used to form four units during the World War Two:

The 180th Field Artillery Battalion an element of Yankee Division.

The 626th Tank Destroyer Battalion an element of Yankee Division that
was detached and deactivated in 1943.

The 221st Field Artillery Battalion an element of Americal Division.

The 247th Field Artillery Battalion, also an element of the Americal
Division.

In 1959 the 2nd Squadron 110th Cavalry was formed, in 1963 it was
renamed the 26th Cavalry. In 1988 the squadron was again named the
110th Cavalry Regiment Massachusetts Army National Guard it was
disbanded in 1996.