India, March 5 -- US President Donald Trump on Tuesday threatened to impose reciprocal tariffs on Canada's exports to match its retaliatory 25% duties targeting American exports.

Washington had imposed 10% tariffs on energy imports from Canada and 25% on everything else over Trump's concerns about illegal immigration and fentanyl trafficking.

Hours after Trump's tariffs came into effect, Ottawa imposed immediate 25% tariffs on C$30 billion worth of US imports, including cosmetics, appliances, tyres, fruit and wine, and vowed to target another C$125 billion worth in 21 days' time if necessary.

In response, Trump repeated his description of Canadian Prime Minister Justin Trudeau and warned of further tariffs as retaliation. "Please expla...