Leftwing Jewish activists campaigned against Israel’s bombardment and blockade of Gaza this week in Washington, culminating in protests that have seen hundreds arrested for civil disobedience outside the White House and Congress. But groups like the Anti-Defamation League have dismissed the actions as unrepresentative of fellow Jews, signalling a growing rift in the community as the war in the Middle East continues to claim thousands of lives. Police detained about 400 demonstrators on Wednesday after they staged a sit-down protest on Capitol Hill inside the Cannon Building, the oldest congressional office building, demanding an immediate ceasefire in the latest hostilities...