After leaving Lebanon for the United States during the Lebanese Civil War, she performed for the first time in Carnegie Hall in 1974. She was the first singer from the Armenian diaspora to perform at the Yerevan Opera Theatre. In addition to operatic performances, she gave more than 800 recitals worldwide,[1] performing works by Vivaldi, Haydn, Tigranian, Rachmaninov, Scarlatti, Mozart and others.[2][5] She premiered works by many Armenian and Middle Eastern composers, including Khachaturian's Agh Tamar, which she premiered in the United States, the United Kingdom, and the Middle East.[1]