[4] By 1908, the Massachusetts Volunteer Militia consisted of two brigades and some unattached units ("total strength, 6,524"), commanded by William H. Brigham and Governor Curtis Guild, Jr.[5]: 28–30 In April 1917, the General Court again reformed the militia, renaming it the Massachusetts State Guard due to the events of World War I.After the Halifax Explosion in Nova Scotia in 1917, a medical detachment from the Massachusetts State Guard was among the first units to arrive and offer aid.[6] As an expression of gratitude for the aid provided by the Boston Red Cross and the Massachusetts State Guard, the city of Halifax sent the city of Boston a Christmas tree, a gift which was revived in the form of an annual tradition conducted by the province of Nova Scotia in 1971 which continues to this day.[6] The State Guard was activated during World War II and served as a light infantry division until deactivation in February 1947.[6] During World War II, the Massachusetts State Guard, training alongside other guardsmen from other states in New England, practiced capturing soldiers from Fort Devens (then Camp Devens) who would pose as enemy paratroopers, and "practiced using grenades, digging trenches, charging across fields with their shotguns, making incendiary and smoke bombs and Molotov cocktails, and creating roadblocks.[1] The Massachusetts State Defense Force most recently used the Army Combat Uniform and a patrol cap.