On Aug 22 Canadian prime minister Carney announced reciprocal tariffs matching US measures — 50% duties on US$20 billion of Canadian exports — to take effect Sept 8. Premiers of Ontario, British Columbia and Quebec publicly supported the retaliatory plan; Ontario Premier Doug Ford urged provincial coordination and BC Premier David Eby backed a firm response to the US actions.

U.S. President Trump disclosed more than 1,000 financial trades executed in June in a disclosure filed Aug. 22, signaling a broad portfolio rebalancing. The filing reports aggregate transaction value in ranges between $78.1m and $263.1m and discloses per-trade value ranges rather than exact amounts. Total purchases exceeded $49m and total sales were at least $28.5m. On June 18 he sold $1–5m stakes in Meta and Motorola and on the same day purchased equal-dollar positions in Berkshire Hathaway, Cintas, Visa and Mastercard.

Iran President PEZESHKIAN said Iran is engaged in a comprehensive economic, military and security war.