U.S. trade representative Robert Lighthizer said the United States would exempt steel and aluminum tariffs from Allies including Europe, Australia, South Korea, Argentina and Brazil.The duties are set to take effect on Friday.US President Donald trump has decided to "suspend tariffs on these countries," Lighthizer told the senate finance committee on Thursday.It was not clear from his speech whether the countries were permanently exempt from the tariffs or were merely negotiating the negotiating stage without paying any tariffs.

Lighthizer said on Wednesday that the United States wants to end the negotiations with other countries by the end of April.The President of the United States announced on March 8th trump, because import steel and aluminum products harm "national security" in the United States, the United States will be a 25% tariff on imported steel products, a 10% tariff on imported aluminum products, tariff measures will take effect on 23rd this month.Mr Trump also said that Canada and Mexico, which were renegotiating nafta with the us, would be exempted temporarily and that other economies could apply for a tariff exemption.The U.S. department of commerce announced Thursday that U.S. companies can apply for exemptions from specific steel and aluminum products from that date.The Commerce Department will decide whether to agree to the exemption within 90 days.

Mr Trump's decision to impose high tariffs on steel and aluminium products has been strongly opposed by the international community.HuaChunYing 21, the Chinese foreign ministry spokesman, said the trade war there are no winners, several us trade association of the petition, many economists point of view, and the world many clear how this reaction.If the us takes actions that harm China's interests, China will take resolute and necessary measures to safeguard its legitimate rights and interests.