Moshe Arens (1925-2019) was an Israeli aeronautical engineer, researcher, diplomat, entrepreneur, university professor, and Likud politician renowned for his roles in defense and foreign affairs. Born on December 27, 1925, in Kovno (now Kaunas), Lithuania, his family immigrated to the United States, where he graduated from high school in New York City and served as a technical sergeant in the United States Army Corps of Engineers during World War II. Active in the Betar youth movement, Arens studied aeronautical engineering at the Massachusetts Institute of Technology (MIT), graduating in 1947, and later attended the California Institute of Technology. He immigrated to Israel and began a career at the Technion in Haifa as a professor starting at age 37, contributing to Israel's technological and defense sectors. Arens entered politics as a member of the Knesset for the Likud party, serving from 1973 to 1992 and again from 1999 to 2003. He chaired the Knesset's Foreign Affairs and Defense Committee early in his career and held high-level positions including Israeli Ambassador to the United States, Minister of Foreign Affairs, Minister without Portfolio for Minority Affairs, and Minister of Defense three times (1983-1984, 1987-1992, and one additional nonconsecutive tenure). His political career was marked by significant involvement in Israeli security and diplomatic matters. He passed away on January 7, 2019.