President Donald Trump announced he's adding an extra 10% tariff on Canadian imports over a negative TV advertisement featuring a speech by President Ronald Reagan.

The 1987 radio address by the late former U.S. President Ronald Reagan at the centre of a new U.S.-Canada row was a defence of free but fair trade in which he explained his decision to put duties on ...

This is part of Reagan's 1987 radio address, a defense of free but fair trade in which he explained his decision to put duties on Japanese goods in a trade dispute.