Premise: 54-40 is a Canadian alternative rock group from Vancouver, British Columbia, who take their name from the slogan Fifty-Four Forty or Fight!, coined to express the unsuccessful expansionist agenda of James K. Polk's presidency, intent upon controlling a contested U.S.-Canada border area in the Oregon boundary dispute.
Hypothesis: Fifty-Four Forty or Fight!, was coined to express the unsuccessful expansionist agenda of James K. Polk's presidency, intent upon controlling Vancouver, British Columbia.