Mexico's Economy Minister Ildefonso Guajardo in a tweet said the threat is "the wrong way to incentivise the creation of a new & modern NAFTA".
But the Trump administration is coming under political pressure at home to exclude Canada, which is the largest source of imported steel and aluminum to the United States.
Beijing's concerns are that this is only the first step in Washington, and other areas will soon be addressed, such as an investigation into China's efforts to get the USA intellectual property as announced by the White House administration in the past year.
Trump's aversion to German vehicle imports had manifested before.
Donald Trump last week fired the first round of shots in a potential trade war when his tweet blamed the country's trading partners for its $800 billion annual trade deficit.
In a tweet on Sunday, he argued: "We are on the losing side of nearly all trade deals".
US Speaker of the House Paul Ryan said he was "extremely worried" about the impact of a trade war, adding that it could undermine economic gains. Everybody! China, Russia and take people that we think are wonderful: "the European Union".
Officials within Alberta's steel industry are feeling uneasy about comments by U.S. President Donald Trump.
Broadcom Takeover of Qualcomm Blocked By Trump
Qualcomm shares were down 4.5% in after-hours trading to $59.98, while Broadcom shares were relatively flat at $265. The death of Broadcom's bid for Qualcomm at the hand of Donald Trump leaves a worrying fog for others to navigate.
UVA earns No. 1 overall seed in NCAA tournament
Meanwhile, after a shaky start, Wilkins ignited a defense that limited North Carolina to 38.5 percent shooting in the second half. Virginia recruiting director Orlando Vandross was on the staff at UNC-Charlotte when UMBC head coach Ryan Odom was an assistant.
Spotify Launches Service in Israel at $6 a Month
If you're totally off from what other people suggest in past edits, it might be harder for your contributions to be considered. The leading streaming music provider remains Spotify , which has 71 million paid customers for its premium service.
Hearthstone: The Witchwood adds Monster Hunt mode
The Witchwood card reveal livestream will begin at 11:00 am PDT on March 26 on the official Hearthstone Twitch.tv channel . Worgen cards will swap their attack and health for each turn they stay in your hand.