The European Union and Canada vowed to respond after President Trump decided to impose tariffs on all steel and aluminum imports, The measures, which will take effect on March 12, will apply to millions of tons of steel and aluminum imports from Canada, Brazil, Mexico, South Korea and other countries - but mostly Canada - that had been entering the U.S. duty free under the carve-outs. As noted last night, Canada is by far the most impacted from hike on steel and aluminum tariffs, as the country is by far the largest exporter of the two commodities to the US. https://www.zerohedge.com/economics/eu-and-canada-condemn-trump-still-aluminum-tariffs-vow-retaliate