U.S. President Donald Trump has signed an executive order to rename Lake Ontario as Lake America, intensifying tensions with Canada amid a breakdown in trade negotiations between the two countries. The directive, announced on Thursday, instructs the U.S. Interior Department to update federal databases and materials with the new name within 30 days, effective immediately.
Lake Ontario is one of the five Great Lakes and lies along the border between New York state and the Canadian province of Ontario. The renaming comes after talks on a new trade agreement collapsed, with Trump citing longstanding grievances over Canadian trade practices. “Canada has been ripping us off for a long time on trade,” Trump said, characterizing Canada’s treatment “like they’re a state” as unacceptable.
Canadian Prime Minister Mark Carney responded to the announcement by emphasizing the historical and cultural significance of the name Ontario, noting its Indigenous origins predate both Canadian Confederation and the U.S. Declaration of Independence. “Canadians also know that naming reality means calling it Lake Ontario — then, now and always,” Carney wrote on social media, alluding to other recent changes in American policy and place names.
This move marks the latest in a series of actions by Trump perceived as antagonistic toward Canada, a close ally and major trading partner. Trump has previously mocked Canada by calling it the 51st U.S. state and last year renamed the Gulf of Mexico to the Gulf of America within U.S. federal communications—changes not recognized internationally.
The current dispute follows the U.S. imposition of a 50% tariff on billions of dollars in Canadian goods after trade negotiations collapsed. Canada has retaliated by announcing planned duties, set to take effect on September 8. In response, the Trump administration has vowed to raise tariffs on Canadian automobiles and parts to 50% starting in January and is considering additional punitive measures.
High-level trade discussions have stalled, with sources attributing the collapse to U.S. Commerce Secretary Howard Lutnick’s intervention, who reportedly opposed terms he viewed as overly favorable to Canada. Canadian officials contend the U.S. sought to renegotiate terms at the last minute. Lutnick accused Canada of leveraging negotiations for political gain ahead of provincial elections in Quebec and a preliminary vote on independence in Alberta.
Despite asserting that the United States does not depend on Canadian products, Trump acknowledged the country’s reliance on Canadian aluminum amid efforts to develop a domestic supply. “We get it all from Canada for the most part, and we need it badly,” he said during a recent rally.
As diplomatic and economic tensions continue, prospects for renewed negotiations remain uncertain. The dispute underscores the complexity of U.S.-Canada relations, intertwined by trade, political considerations, and long-standing economic ties.