EDMOND—During 20 years of concerts, the Armstrong International Cultural Foundation has presented just over 100 acts from 18 countries (Argentina, Austria, Brazil, Canada, China, Germany, Hungary, Ireland, Israel, Italy, Japan, the Philippines, Poland, Russia, Taiwan, Ukraine, the United Kingdom and the United States): Ryan Malone, Mark Jenkins, Paula Malone, the Philadelphia Singers, Oklahoma Youth Symphonies, Oklahoma Youth Orchestra, Vienna Boys Choir, Alvin Chow and Angela Cheng, Celtic Call, Tess Remy-Schumacher, Ann Harrell and Janice Wenger, The Canadian Brass, Jubilant Sykes, the Eroica Trio, The Berlin Philharmonic Wind Quintet and Jon Nakamatsu, Sara Sant’Ambrogio, Chu-Fang Huang, Peter Schickele, Romeros Guitar Quartet, Gil Shaham and Akira Eguchi, The King’s Singers, The 5 Browns, Eliot Fisk and Angel Romero, The Chamber Music Society of Lincoln Center and Stephanie Blythe, British Regiment (Band of the Irish Guards, and the Pipes and Drums of the Argyll and Sutherland Highlanders), Frederica von Stade and Samuel Ramey, Angel Romero, Herbert W. Armstrong College Choral Union, Bayanihan Philippine National Dance Company, the Academy of St. Martin in the Fields, André Watts, Russian National Ballet Theatre, Opole–National Philharmonic of Poland, Anderson and Roe Concert Piano Duo, Mark O’Connor, Marvin Hamlisch and the Oklahoma City Philharmonic, Chanticleer, Romeros Guitar Quartet, Brian Stokes Mitchell, The Jerusalem Celebration, Cellist Lynn Harrell and the MirÓ String Quartet, The Chieftains, St. Petersburg State Orchestra, Doc Severensin and His Big Band, The StepCrew, Eugenia Zukerman and Yolanda Kondonassis, Valery Kuleshov and Maxim Mogilevsky, Nathan Gunn, The Branford Marsalis Quartet, Alexander Schimpf, Band of Scots Guards and Pipes and Drums of the Black Watch, China National Symphony Orchestra, Byron Berline Band, Assad Brothers and Paquita D’Rivera, Hungarian State Folk Ensemble, Moscow Festival Ballet, Haifa Symphony Orchestra of Israel, Menahem Pressler and the New York Chamber Soloists Orchestra, Midori, Kelli O’Hara and Ted Sperling, Peter Nero, Sergio Monteiro, Juilliard String Quartet, Venice Baroque Orchestra and Avi Avital, Jeremy Denk, Joshua Bell, Mozart Orchestra of New York, Mariachi Los Camperos, Band of Royal Marines and Scots Guards, Polish Philharmonic, Turtle Island Quartet, Wu Man and Shanghai String Quartet, The Five Irish Tenors, National Symphony Orchestra of Ukraine, Jerusalem String Quartet, Oklahoma City Ballet, Christopher O’Riley and Pablo Ziegler, Ray Chen, Béla Fleck, Dublin Irish Dance, Staatskapelle Weimar, Glenn Miller Orchestra, Time for Three, Anne Akiko Meyers, Gerard Schwarz and Bach Colleguim Japan.