The Calendar of Events is not supported by Internet Exploreryour current browser. For best viewing, please use Chrome, Firefox, or Edge. « All Events Next Events » Submit an Event April 2022 Ohio Civil War and WWI&II Show Ohio Civil War Show Including WWI & II. Military material from 1775 through 1945. Annual Historical event at the Richland County Fairgrounds, Mansfield Ohio. Special Features include: One of a kin... April 30, 2022 @ 8:00 am - May 1, 2022 @ 3:00 pm|Recurring Event (See all)8:00 am - 5:00 pm Saturday 8:00 am - 3:00 pm Sunday Richland County Fairgrounds Map, opens in a new window Richland County Fairgrounds • 750 North Home Road Mansfield, OH 44906