His All Holiness Dimitrios, Ecumenical Patriarch and Archbishop of Constantinople and New Rome, made history by being the first Patriarch to visit the United States. The Saint George community was heavily involved in many of the chairmanships of the Clergy-Laity Congress as well as serving with the other communities in Metropolitan Washington in hosting this historical event. The Ecumenical Doxology, chaired and written by Father George Pappaioannou, was held at Lincoln Memorial, Washington, D.C., July 9, 1990. The music was composed by resident composer of the National Symphony Orchestra, Andreas Makris. The Eastern Federation of Choirs and the Washington Brass Ensemble were conducted by Anastasios Vrenios.

The General Chairman of the 30th Biennial Clergy-Laity Congress was Emanuel Fthenakis. George Liapis served as co-chair with others; Stratton Liapis served on the Executive Committee and chaired the Opening Luncheon. Lambros Hatzilambrou and Eleni Doyle chaired the registration committee for the Congress. Elaine Lailas chaired the Special Events Committee, specifically, the Kennedy Center Concert. Andreas Makris composed a symphony in honor of His Eminence Archbishop Iakovos. The National Symphony Orchestra was commissioned to perform for the delegates and guests under the direction of Dimitris Shostakovich. Andreas Makris also composed a piece in honor of His All Holiness Patriarch Dimitrios. “Eis Pola Eti Thespota!” was sung by a 100 member Paul Hill Chorale and directed by Shostakovich and Paul Hill. Aliki and William Bryant hosted a reception following the Concert in the Grand Terrace of the Kennedy Center for all concertgoers. Guests were greeted with a dozen violinists playing with great enthusiasm, warmth, and joy. Vanessa Andris chaired the Monday Welcome evening event that highlighted the Arlington Fife and Drum Bugle Corps. Andrew Manatos chaired the event on Capitol Hill. Angene Rafferty chaired the Album Committee with William Hunter as the co-chair for Saint George.