The Dunwoody Homeowner Association’s (DHA) 4th of July Parade celebrated its 50th anniversary over the weekend, which coincided with the nation’s 250th birthday. As one of the largest July 4 parades in Georgia, thousands turned out on a warm Saturday morning in Dunwoody to cheer a record-setting number of participants. This year, those marching included bands, dinosaurs, dozens of floats, and political candidates. DHA community liaison Scott Wil…