Originally known as the Philadelphia Bulldogs, the team began play in 1998 as a charter member of the American National Rugby League (AMNRL).

In 2007 the Fight reorganized, merging with another AMNRL team in the Philadelphia area, the Delaware Valley Mantarays, in hopes of establishing a more competitive franchise for the future.

One of several teams to have been based in the Philadelphia area, they participated in the first ever War at the Shore event, an early attempt to introduce rugby league to the United States.

In 2007 the Fight and another team in suburban Philadelphia, the Delaware Valley Mantarays, announced they would be merging in order to build a more competitive franchise for the future.

[10] Thirteen players have represented the US in International matches playing for the Tomahawks, the United States national rugby league team.

[11] For the 2009 season the club adopted a similar uniform to that of the Australian National Rugby League team the South Sydney Rabbitohs; that being the colors of Red and Green hoops.

[12][13] Until 2010 the club's badge used the Rabbitoh's colors as well as featuring a stylized Liberty Bell as the design on a ring worn by a clenched fist.