Can we draw the following hypothesis from the context? 

Context:

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: James K. Polk was a member of the alternative rock group 54-40.
No