The legacy of the battle, and its decisiveness, lies in the fact that it halted the eastward expansion of the Teutonic Order[REF] and established a permanent border line through the Narva River and Lake Peipus dividing Eastern Orthodoxy from Western Catholicism [REF].
In 1983, a revisionist view proposed by historian John L. I. Fennell argues that the battle was not as important, nor as large, as has often been portrayed.