London’s steel industry fears a tariff trade war between the U.S, and Canada will mean higher prices and dwindling demand for their products. The U.S. government has threatened a 25 per cent tariff on Canadian steel and aluminum imports starting March 12. Canada has promised reciprocal tariffs on steel and aluminum coming here from America. […]

Southwestern Ontario may be Ground Zero for the impact U.S. tariffs would have on the provincial economy, national economists warned.