Hubert Humphrey became the DFL candidate for mayor of a city.
Humphrey helped found the Minnesota Democratic -- Farmer -- Labor Party -LRB- DFL -RRB- in 1944 , and in 1945 , became the DFL candidate for mayor of Minneapolis for a second time , winning with 61 % of the vote.
As of 2015 , Minneapolis is the largest city in the state of Minnesota and 46th-largest in the United States with a population of 410,939.
