In the 1844 election, the phrase “Fifty-Four Forty or Fight!” referred to

“Fifty-Four Forty or Fight!” referred to the latitude 54°40′ north, which some Americans wanted as the northern boundary of U.S. territory in the Oregon Country. The slogan expressed a demand for that boundary in the dispute with Britain, not a threat of war with Indigenous people.

AI-written and checked against the verified answer.