Republican representative: Iran war will make it difficult for Republicans to maintain their majority Derrick Van Orden, a Republican from Wisconsin and one of the most vulnerable Republicans in the House of Representatives, said in the debate that the war in Iran "will make it exponentially more difficult for Republicans to maintain their majority in the House of Representatives and the Senate." Polls ahead of the Nov. 3 midterm elections are predicting a "blue wave" and Democratic candidates outperforming Republican opponents.