Minnesota United States Senate election , 1948 : 1952 Democratic presidential primaries : 1952 Democratic National Convention ( 1st Presidential tally ) : Minnesota United States Senate election , 1954 : 1956 Democratic National Convention ( Vice Presidential tally ) : First ballot : Second ballot : Third ballot : 1960 Democratic presidential primaries : 1960 Democratic National Convention ( Presidential tally ) : Minnesota United States Senate election , 1960 : 1964 Democratic presidential primaries : 1964 Democratic National Convention ( Vice Presidential tally ) : 1964 United States presidential election : 1968 Democratic presidential primaries : 1968 Democratic National Convention ( Presidential tally ) : 1968 United States presidential election DFL primary for United States Senate from Minnesota , 1970 : Minnesota United States Senate election , 1970 : 1972 Democratic presidential primaries : 1972 Democratic National Convention ( Presidential tally ) : 1976 Democratic presidential primaries : 1976 Democratic National Convention ( Presidential tally ) : Minnesota United States Senate election , 1976 :
1956 Democratic National Convention
1956 Democratic National Convention
Electoral history of Hubert Humphrey