English:
Flag of the
Armia Krajowa
; the symbol on the flag (called "
Kotwica
") is a combination of letters "P" and "W" ("Polska Walcząca", i.e. "Fighting Poland")
This image of
simple geometry
is
ineligible for
copyright
and therefore in the
public domain
, because it consists entirely of information that is common property and contains no original authorship.