EVEN WHILE GIVING REPUBLICANS A NARROW MARGIN in the House of Representatives, voters elected a historic cohort of insurgent progressive newcomers, adding at least 11 new members to the Congressional Progressive Caucus. The CPC, which just reelected Washington Representative Pramila Jayapal as its leader, had numbered 101 members, making it the largest ideological caucus in the last Congress. It will grow in the new one, even after losing members to retirement (like Eddie Bernice Jackson of Texas), election to other offices (Karen Bass as Los Angeles mayor, Peter Welch as senator to Vermont), or election reversals (including, regrettably, one of the true champions of working people in Congress, Michigan’s Andy Levin, brought down by reapportionment and a multimillion-dollar dark money assault in the Democratic primary waged largely by AIPAC and…