Pioneers of the 30-year effort to save Soviet Jewry urged Christians yesterday to use the lessons of the Jewish experience in defending their brethren being persecuted around the world. "There was a sense that we, as the Jewish community, could no longer be passive," said Jess N. Hordes of the Anti-Defamation League, recalling the start of the movement that eventually saw the migration of 1.2 million Soviet Jews to freedom. At a day long forum in the Capitol organized by the center for Jewish and Christian Values, Mr. Hordes was one of six Jewish leaders--including two U.S. senators--who recalled how...