He said they need to contact USA trade czar Robert Lighthizer, and negotiate.
"I mean seriously a globalist, there's no question", Trump said.
The Trump administration was not Liddell's first dalliance into politics.
The resulting spike in demand for Canadian steel is creating some supply disruptions, they said.
The metals associations urged the government to take "resolute measures" against USA imports ranging from stainless steel to coal and electronics. The Trade Partnership, a consulting firm, estimates that the tariffs would increase employment in the USA steel and aluminum sector by about 33,000 jobs but cost 179,000 jobs in the rest of the economy.
Chinese flags fly at a steel factory in Wu'an, Hebei province.
But after two-way talks with Lighthizer, European Trade Commissioner Cecilia Malmstroem tweeted: "No immediate clarity on the exact USA procedure for exemption however, so discussions will continue next week".
He also said he would show "great flexibility and cooperation for those who were truly friends of ours both in trade and security terms", but he did not exempt the EU.
Sen. Sherrod Brown believes President Trump’s tariffs will positively impact Ohio workers. The Blade Buy This Image
Industry officials say the new duties, in addition to the incumbent tariffs, would sharply raise prices of South Korean exports, hurting their price competitiveness against American manufacturers. "You get into a whole very complicated, very big deal but the fact is that you are having movies come out that are so violent with the killing and everything else that maybe that's another thing we're going to have to discuss". They lamented declines in steel and aluminum industries, but were unwilling to take action.
Flavio Volpe, president of the Automotive Parts Manufacturers' Association said on Friday that he had been informed about cases of steel stockpiling.
Administration officials have said Peter Navarro, director of the White House National Trade Council, and conservative commentator Larry Kudlow were the "top two candidates" for the job.
Trump plans to campaign for Republican Rick Saccone on Saturday.
Trump has three options.
Germany - singled out for particular criticism by Trump - accused Washington of protectionism, calling the tariffs an "affront to close partners". Talk about reviving a US role in the Trans-Pacific Partnership is as good as dead despite recent comments by US Treasury Secretary Steven Mnuchin. Cohn's departure has reduced the chances of flexibility. He also noted the difficulty of enacting policy with a divided government.
The tariffs come into force in two weeks, and if the 28-nation European Union can not secure an exemption, it has threatened retaliatory tariffs on USA products such as peanut butter and orange juice.
Having already alienated them, Washington may also find it hard to muster support from its Western trading partners in pressuring China to end its unfair trade practices.
The Washington Post reported last week that Trump plans to visit the San Diego area to view the eight, 30-foot-tall border wall prototypes that have erected in Otay Mesa. Founded in 1989 as the United States Association of Importers of Textiles & Apparel with the goal of eliminating the global apparel quota system, USFIA now works to eliminate the tariff and non-tariff barriers that impede the industry's ability to trade freely and create economic opportunities in the United States and overseas.More news: China, Japan, South Korea bristle over United States steel, aluminium tariffs