US Supreme Court tariff ruling could deepen trade policy uncertainty
By Roland Paris Published by Chatham House , February 22, 2026 The Supreme Court’s decision to invalidate Donald Trump’s emergency tariffs may have removed one instrument from his tariff toolkit, but it has done nothing to make US trade policy more predictable. If anything, it may herald even greater volatility. Trump retains several alternative instruments now that tariffs imposed under the International Emergency Economic Powers Act (IEEPA) have been ruled unlawful. Each en
Analysis of Mark Carney's Davos speech
Roland Paris provides live analysis of Mark Carney's Davos speech on CBC News Network.
As Carney visits China to diversify Canada’s trade, the ‘Donroe Doctrine’ further strains US relations
Published by Chatham House , January 13, 2026
Carney's foreign policy: More than trade and defence? | CBC Radio
Analysis of the foreign policy approach of the Mark Carney government to date.
Trump—Canada's Friend or Foe?
Interview on "Deep Dish on Global Affairs" podcast from the Chicago Council on Global Affairs.
What does a hostile US mean for Canada's next Prime Minister?
Panel discussion hosted by Chatham House, April 24, 2025.
Canadian Election: Geopolitical Implications
Panel discussion hosted by the Canadian Council for the Americas on April 24, 2025.
Révolutionner notre politique étrangère, mode d’emploi
Interview in La Presse , April 23, 2025. Qu'est-ce qu'on fait quand notre plus grand allié (et principal partenaire commercial) se...
Rethinking Canadian Foreign Policy
Interview on the Tour de Table podcast, hosted by Frérédic Mérand and Jennifer Welsh, on April 4 2025.
What do Canada's premiers think they're doing?
Some of Canada's provincial premiers are way out of their lanes on Canada-US relations.
Human Security: Reasons for Hope
Despite disturbing international trends for civilian protection and human security, hope is still warranted and necessary.
Canada and the incoming Trump Administration | Interview on CBC
Broadcast on November 13, 2024
Bill C-282 is contrary to Canada's national interest
Testimony to the Senate Standing Senate Committee on Foreign Affairs and International Trade | October 30, 2024
Canada and India relations strain over Sikh allegations
Roland Paris discusses the dispute between India and Canada over India's alleged involvement in violent criminal activities in Canada.
On the challenges of achieving "economic security" in a changing world
On the challenges of achieving "economic security" in a changing world
