US President Trump has signed an order to rename Lake Ontario to Lake America, following a collapse in trade talks with Canada.[461597][457470][437700] The rebranding move comes amid a cross-border trade war between the US and Canada, with tariffs increased by Trump last week.[461597][457470][437700] The US president has also attempted to rename the Gulf of Mexico as the 'Gulf of America' in the past, reflecting his ongoing rift with Canada.[437700][461597][457470]