Could Canada really become the 51st US state? Here’s what it would take

President Donald Trump has repeatedly said Canada should be the 51st U.S. state, erasing the 5,525-mile border the nations share and alleviating the need for tariffs he’s threatened against one of America’s top allies.

​President Donald Trump has repeatedly said Canada should be the 51st U.S. state, erasing the 5,525-mile border the nations share and alleviating the need for tariffs he’s threatened against one of America’s top allies.   President Donald Trump has repeatedly said Canada should be the 51st U.S. state, erasing the 5,525-mile border the nations share and alleviating the need for tariffs he’s threatened against one of America’s top allies.