"Iowa congressional delegation" . . "Iowa's U.S. House delegation" . "United States congressional delegations from Iowa" . . "List of United States congressional delegations from Iowa" . "no Iowa Democrat had won election" . "elected only Republicans" . "Iowa's congressional delegation" . . . "every Republican nominee" . . . . "Iowa" . . . . . . . . "first" . . "R-Iowa" . . "before an Iowa Democrat would win election" . . . . "only the second Democratic Senator from Iowa elected since 1858" . "Both senators from Iowa were Democrats for the first time since 1855" . "United States congressional delegations from Iowa" . "Iowa's delegation" . "first Democrat ever" . . "United States Congress" .