As President of Ireland, de Valera received many state visits, including the 1963 visit of U.S. President John F. Kennedy. Five months later de Valera attended the state funeral for Kennedy in Washington, D.C. and accompanied a group of 24 Defence Forces cadets who performed a silent drill at his grave site. In June 1964, he returned to Washington, D.C. as the second President of Ireland to address the United States Congress.