Canada's retaliatory tariffs against the U.S. go into effect, escalating trade war

NPR | By Leila Fadel,

Peter Armstrong

Published September 8, 2026 at 6:46 AM EDT

Canada's retaliatory tariffs against U.S. imports went into effect early Tuesday, escalating the trade war between former close allies.

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Morning Edition

Leila Fadel

Leila Fadel is a host of Morning Edition, as well as NPR's morning news podcast Up First.

Peter Armstrong