History of the Jews in Puerto Rico Very few American Jews settled in Puerto Rico after it was ceded by Spain to the United States under the terms of the 1898 Treaty of Paris, which ended the Spanish–American War. The first large group of Jews to settle in Puerto Rico were refugees fleeing German–occupied Europe in the 1930s and 1940s. The second influx came in the 1950s, when thousands of Cuban Jews (most of Eastern-European descent) fled after Fidel Castro came to power. The majority immigrated to Miami, Florida, but a sizable portion chose to establish and integrate themselves on the neighboring island because of Puerto Rico's
Naval Undersea Warfare Center development of both submarine and anti-submarine warfare. In 1970 the Sound Lab was organizationally combined with the Naval Underwater Weapons Research and Engineering Station at Newport, Rhode Island to form the Naval Underwater Systems Center. In 1996 the facility at Fort Trumbull was closed and activities were merged at Newport. Naval Undersea Warfare Center The Naval Undersea Warfare Center (NUWC) is the United States Navy's full-spectrum research, development, test and evaluation, engineering and fleet support center for submarines, autonomous underwater systems, and offensive and defensive weapons systems associated with undersea warfare. One of the corporate laboratories of the Naval Sea