Canada–U.S. Correspondent

Sophie Tremblay

Sophie Tremblay is the bureau’s Canada–U.S. correspondent, covering tariffs, USMCA, autos, dairy and the embassy circuit.

309 stories in the Washington archive

The Embassy of Canada on Pennsylvania Avenue

The Borderline

These Michigan swing voters are bracing for higher prices from trade war with Canada

Maclean’s Washington Bureau on the latest from the capital: These Michigan swing voters are bracing for higher prices from trade war with Canada.

Sophie Tremblay · Sep 11, 2026

Recent work

Canada–U.S.

What 51 per cent in Anchorage says about the USMCA review

Sep 10, 2026

Canada–U.S.

Maine Gov. Janet Mills on the effect the U.S.-Canada trade war will have on the state

Sep 10, 2026

Canada–U.S.

A quiet bargain over the auto rules of origin

Sep 9, 2026

Canada–U.S.

In Anchorage, a dairy flare-up weaponizes the map

Sep 8, 2026

Canada–U.S.

The continental week Washington isolates a dairy flare-up

Sep 7, 2026

Canada–U.S.

Bill 4032 and the problem of dollar-for-dollar tariffs

Sep 6, 2026

The file

The Borderline

The strategic petroleum rider hiding inside the USMCA review

The relationship that used to be muscle memory is now a file with a clock on it — the USMCA review, seen from both sides of the border.

Sophie Tremblay · Sep 5, 2026

The Borderline

What 46 per cent in Grand Rapids says about cross-border data rules

The relationship that used to be muscle memory is now a file with a clock on it — cross-border data rules, seen from both sides of the border.

Sophie Tremblay · Sep 4, 2026

The Borderline

Canada’s stake in steel and aluminum duties just got larger

The relationship that used to be muscle memory is now a file with a clock on it — steel and aluminum duties, seen from both sides of the border.

Sophie Tremblay · Sep 3, 2026

The Borderline

What 41 per cent in Fresno says about dollar-for-dollar tariffs

The relationship that used to be muscle memory is now a file with a clock on it — dollar-for-dollar tariffs, seen from both sides of the border.

Sophie Tremblay · Sep 2, 2026

The Borderline

The USMCA review: the view from the border

The relationship that used to be muscle memory is now a file with a clock on it — the USMCA review, seen from both sides of the border.

Sophie Tremblay · Sep 1, 2026

The Borderline

The northern border stays late on cross-border data rules

The relationship that used to be muscle memory is now a file with a clock on it — cross-border data rules, seen from both sides of the border.

Sophie Tremblay · Aug 31, 2026

The Borderline

K Street stays late on the embassy channel

The relationship that used to be muscle memory is now a file with a clock on it — the embassy channel, seen from both sides of the border.

Sophie Tremblay · Aug 30, 2026

The Borderline

Sioux Falls cannot look away from the auto rules of origin

The relationship that used to be muscle memory is now a file with a clock on it — the auto rules of origin, seen from both sides of the border.

Sophie Tremblay · Aug 29, 2026

The Borderline

Fresno cannot look away from cross-border data rules

The relationship that used to be muscle memory is now a file with a clock on it — cross-border data rules, seen from both sides of the border.

Sophie Tremblay · Aug 28, 2026

The Borderline

Foreign Relations turns to the auto rules of origin as Manchester watches

The relationship that used to be muscle memory is now a file with a clock on it — the auto rules of origin, seen from both sides of the border.

Sophie Tremblay · Aug 27, 2026

The Borderline

The last-minute week Washington weaponizes cross-border data rules

The relationship that used to be muscle memory is now a file with a clock on it — cross-border data rules, seen from both sides of the border.

Sophie Tremblay · Aug 26, 2026

The Borderline

New Brunswick’s energy corridor confronts the softwood file

The relationship that used to be muscle memory is now a file with a clock on it — the softwood file, seen from both sides of the border.

Sophie Tremblay · Aug 23, 2026

The Borderline

The expensive week Washington weaponizes the softwood file

The relationship that used to be muscle memory is now a file with a clock on it — the softwood file, seen from both sides of the border.

Sophie Tremblay · Aug 23, 2026

The Borderline

Bill 3852 and the problem of the embassy channel

The relationship that used to be muscle memory is now a file with a clock on it — the embassy channel, seen from both sides of the border.

Sophie Tremblay · Aug 22, 2026

The Borderline

K Street stays late on the auto rules of origin

The relationship that used to be muscle memory is now a file with a clock on it — the auto rules of origin, seen from both sides of the border.

Sophie Tremblay · Aug 20, 2026

The Eisenhower Executive Office Building

The Borderline

Langley stays late on the softwood file

The relationship that used to be muscle memory is now a file with a clock on it — the softwood file, seen from both sides of the border.

Sophie Tremblay · Aug 19, 2026

The Borderline

The quiet week Washington frays a dairy flare-up

The relationship that used to be muscle memory is now a file with a clock on it — a dairy flare-up, seen from both sides of the border.

Sophie Tremblay · Aug 18, 2026

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