A husband-and-wife team in Canada’s capital city began marketing a blue hat with Lake Ontario’s name. Read more.

"The United States is giving serious consideration to changing the name of Lake Ontario to Lake America," Trump said on Truth Social on Tuesday.

Since trade talks between the two nations collapsed last weekend, the president has feuded with Ontario Premier Doug Ford.

Carney's statement came just hours after Trump signed an executive order changing the name of Lake Ontario to "Lake America."