 He also served as a professor of law at Harvard Law School (1959–1961) and Johns Hopkins University (1967–1981).Judge Schwebel is noted for his expansive opinions in momentous cases such as "Legality of the Threat or Use of Nuclear Weapons", " Military and Paramilitary Activities in and Against Nicaragua" and " Oil Platforms (Islamic Republic of Iran v. United States of America)".Stephen M. Schwebel was born on March 10, 1929 in New York City and while attending high school in New York City developed a strong interest in the United Nations Conference on International Organization being held in San Francisco.