Donald Trump threatens to rename Lake Ontario amid trade tensions with Canada

US President Donald Trump has proposed renaming Lake Ontario to "Lake America," citing a breakdown in business relations with the Canadian province of Ontario. This rhetoric follows his recent announcement of new tariffs on Canadian steel and automobiles, marking a significant escalation in the ongoing trade dispute between the two nations. The proposal was shared via a Truth Social post on August 25, 2026.

Lake Ontario, one of the five Great Lakes, is situated on the border between the Canadian province of Ontario and the US state of New York. While the US administration emphasizes a shift in diplomatic and economic engagement, Canadian Minister Dominic LeBlanc stated that the federal government has decided not to respond to individual social media posts from the US administration. This is not the first instance of such a name change, as Trump previously renamed the Gulf of Mexico to the "Gulf of America" last year.

While the US administration prepares for its new term, observers note that this behavior aligns with a broader pattern of provocative diplomacy. Currently, no official legislative action has been taken to implement the name change, and Canadian officials have indicated that they intend to maintain a policy of non-engagement regarding these statements.