Australia's trade minister Don Farrell said on Thursday the country had increased aluminium supply to the U.S. with Washington's approval, addressing a hurdle to Canberra's request for an exemption from U.

Peter Navarro has become a red flag for Australian negotiators trying to secure an exemption from the president’s tariffs on steel and aluminium.

U.S. President Donald Trump says he has agreed to consider a tariff exemption on Australian steel and aluminum imports after a telephone conversation with Australia’s prime minister.