Celebration and Historical Marker unveiling is April 25-26 in downtown Greensboro. 12-4 p.m. Saturday April 25 -- keynote speakers and live musical performances 3 p.m. Sunday, April 26 -- Historical marker unveiled at Greene County Courthouse lawn* 113 N. Main St., Greensboro, GA BYO lawn chair *IN THE EVENT OF RAIN, the celebration will be held at Festival Hall nextdoor to the court house. On the grounds of the Georgia State Capitol stands a bronze sculpture, Expelled Becaus