noun /mɪˈθɒləʤi,mɪˈθɑːləʤi/
a) The collection of myths of a people, concerning the origin of the people, history, deities, ancestors and heroes.
This program to distinguish Austria from Germany was important to building a new Austria, but it also indirectly contributed to victim mythology by implying that participation in the Nazi war of conquest was antithetical to Austrian identity.
This tongue-in-cheek episode is especially fun for people who don’t take their “X-Files” mythology seriously.
Wikipedia foundation.