The Biden administration announced on Monday a last-minute trade investigation into older Chinese-made "legacy" semiconductors that could heap more U.S. tariffs on chips from China that power everyday goods from autos to washing machines to telecoms gear.

The Biden administration said on Monday it launched an investigation into China's semiconductor sector, which officials claim threatens U.S. national security. Why it matters: It is a first step toward possible measures,

The Chinese government is protesting the latest American announcements of military sales and assistance to Taiwan, warning the United States that it is “playing with fire.”

President Biden authorized an additional $571 million in funding to Taiwan for military aid, prompting China to send a staunch warning to the U.S. to stop arming Taiwan.

The Chinese Ministry of Foreign Affairs said Sunday that the United States is "playing with fire" by providing millions in military aid to Taiwan and warned the move "will get the U.S. burned." Newsweek has reached out to the U.