Canada’s retaliatory tariffs on goods from the United States will come into force on September 8, the Tuesday after the country’s Labour Day. by Brett Rowland President Donald Trump imposed the tariffs under Section 338 of the Tariff Act of 1930, the Depression-era Smoot-Hawley law, after last-ditch talks collapsed late Friday. Key points and original sources are listed below.

• Canada’s retaliatory tariffs on goods from the United States will come into force on September 8, the Tuesday after the country’s Labour Day. Prime Minister Mark Carney announced the decision over the weekend after last-minute bilateral trade negotiations betw...S1

• by Brett Rowland President Donald Trump imposed the tariffs under Section 338 of the Tariff Act of 1930, the Depression-era Smoot-Hawley law, after last-ditch talks collapsed late Friday. The duties cover about $20 billion in Canadian goods, from wine to hocke...S2