'Made in Canada': Words that are now a common sight on Canadian shelves, after Donald Trump's tariffs sparked a trade war with the country.The US president has imposed 25% tariffs on steel and aluminium imports from Canada. Trump has also vowed to impose a sweeping range of "reciprocal" tariffs on 2 April.North of the United States' border, the trade dispute has generated a wave of patriotism, with some consumers and businesses boycotting American products. But what impact has it had on business? In this programme, we hear from the Canadian firms choosing to bring operations back to Canada and learn about the hurdles along the way.If you would like to get in touch with the show, please email: businessdaily@bbc.co.ukPresenter: Sam Gruet Producer: Megan Lawton(Picture: An employee covers a stack of aluminum billets with plastic. Credit: Getty Images)