The Chesterfield Historical Society will host the Michigan Military Technical & Historical Society in a World War II reenactment of Operation Cobra. The event will feature both an Allied & Axis encampment for public displays with two public battles. (11 am & 2 pm) on Saturday, and one (1 pm) on Sunday. Military vehicles will be on display. Food and drinks will be available for purchase. Entrance fee is a donation of $1 per person or $2 for a family.