# Dorsey & Whitney

Type: Company

Source: Space & Defense Intelligence Brief — https://getspacebrief.com/entity/dorsey-whitney
Canonical HTML page: https://getspacebrief.com/entity/dorsey-whitney

## Timeline

- **2026-09-08**: Canadian retaliatory measures scheduled to begin — Ottawa's reciprocal tariffs are slated to take effect; no further U.S.-Canada talks are scheduled.
- **2026-08-22**: 50% U.S. tariffs on Canadian goods take effect — After eleventh-hour negotiations collapsed, tariffs on roughly $20 billion of Canadian imports begin, including goods previously protected under the USMCA.
- **2026-08-22**: Canada promises dollar-for-dollar retaliation — Prime Minister Mark Carney says Canada will roll out matching countermeasures.

## Recent coverage (1 stories)

### 50% Tariffs on $20B Canadian Goods Deepen North American Geopolitical Rift
2026-08-23 19:12:29 · Sentiment: Negative · Impact: 7/10 · Sources: 3

The 50% tariff on $20 billion of Canadian goods strains the North American alliance that underpins shared defense and aerospace supply chains, raising questions about strategic-material resilience and treaty reliability.
Full story: https://getspacebrief.com/story/trump-canada-tariffs-geopolitical-defense

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This page is a machine-readable summary. Sentiment measures the directional read of each development for this entity, not the tone of the reporting; impact weights consequence, not syndication reach. See https://getspacebrief.com/guides/methodology for the full editorial methodology.