President Trump’s proposal to increase tariffs has already started a trade war — inside his own party.

Congressional Republicans are hoping they can get Trump to change his mind about slapping a 25 percent tariff on imported steel and 10 percent on imported aluminum. A spokeswoman for House Speaker Paul Ryan, R-Wis., said leadership was “extremely worried about the consequences” of the move and feared it would “jeopardize” economic gains from the tax cuts.