Born in 1925 in Lithuania, Moshe Arens grew up in the U.S. and immigrated to Israel 1948.
His political life began in 1974, when he was elected to the Knesset as a lawmaker for the Likud. In 1982, Arens became the Israeli ambassador to the United States for one year, before returning to Israel to become Defense Minister. Arens also served as Foreign Minister from 1988 to 1990.
Arens became defense minister again between 1990 and 1992, when he retired from politics, only to return in 1999 to the same portfolio.
Arens studied mechanical engineering at the Massachusetts Institute of Technology and aeronautical engineering at the California Institute of Technology. A former associate professor of aeronautical engineering at the Technion and vice president for engineering at Israel Aircraft Industries, he has published articles in academic journals on propulsion and flight mechanics.
Moshe Arens is married and the father of four.