Trump Renames Lake Ontario to Lake America, Sparking a Naming Clash

President Trump signed an executive order to rename Lake Ontario as Lake America amid ongoing US–Canada trade tensions, directing the Interior Department and the Board on Geographic Names to formalize the change within 30 days. While the name could be used domestically, there is no mechanism to force private entities or other countries to adopt it. Canada and New York Governor Hochul publicly reject the rename, arguing the lake’s name has deep Indigenous and historical roots. The move comes as the US imposes tariffs on Canadian goods and Canada plans retaliatory tariffs, highlighting potential diplomatic costs. International bodies set naming standards but do not enforce them, and mapping services may reflect competing usages. Experts warn unilateral renaming risks undermining diplomacy and erasing Indigenous histories.