13 April America's 250th Anniversary Celebration April 13, 2026 By Town of Cornwall Secretary Town Events 0 Cornwall & Cornwall on Hudson Celebrate America's 250th Anniversary! June 14th: Flag Day Festivities: 1:00-2:30pm Village Bandstand Concert 3:00-5:30pm Open House at Sands Ring Homestead 6:30pm Evening Concert at Town Hall Bandstand July 4 - Independence Day at Sands Ring Homestead Open House from 10am-3:00pm Comments are closed.