Sing Democracy 250 (SD250) will present its final signature concert on June 13, 2026, at 4:00 pm at DAR Constitution Hall in Washington, D.C., culminating a nationwide series of four concerts commemorating the 250th anniversary of the Declaration of Independence. The program will feature the Together In Hope Choir, Congressional Chorus, National Children's Chorus - Washington Chapter, and Main Line Symphony Orchestra, led by conductor G. Phillip Shoultz, III, alongside GRAMMY Award-winning mezzo-soprano Denyce Graves. SD250 is also a proud participant in Of the People: The Smithsonian Festival of Festivals, a sweeping national celebration showcasing America's cultural landscape through community programs and exchanges.