Javits, Jacob Koppel, 1904-86, American political leader, b. New York City, LL.B., New York Univ., 1927. He and his brother, Benjamin A. Javits (1894-1973), developed a flourishing legal practice. Entering politics as a supporter of Fiorello H. LaGuardia, he was active in local politics before his election (1946) as a Republican to the U.S. House of Representatives. After serving four terms (1947-55), he was elected (1954) New York state attorney general. In 1956 he was elected to the Senate, where he served four terms (1957-81). One of the most prominent liberal Republican senators, he was a strong advocate of civil-rights legislation. In 1980, already very ill, he was defeated for reelection in the Republican primary and then ran unsuccessfully on the Liberal ticket. His writings include Discrimination U.S.A. (1960).