Battle Cry of Freedom (book) For 1862 song, see Battle Cry of Freedom. Battle Cry of Freedom: The Civil War Era is a Pulitzer Prize-winning work of history published in 1988 by James M. McPherson.
The 1972 Dolphins ' win is the only perfect season in NFL history. The only team with multiple Super Bowl appearances and no losses is the Baltimore Ravens, who in winning Super Bowl XLVII defeated and replaced the 49ers in that position.
Thirteen other NFL franchises have won at least one Super Bowl. Nine teams have appeared in Super Bowl games without a win. The Minnesota Vikings were the first team to have appeared a record four times without a win. The Buffalo Bills played in a record four Super Bowls in a row, and lost every one.