[1] Due to the difficulties of guerrilla warfare, as well as for tactical reasons, the territorial units' boundaries changed, so, depending on the case, they operated in one county, a part of thereof, or several neighboring counties.
[1] The first territorial units were formed in Southern and Eastern Lithuania at the end of 1944.
[1] At the beginning of the partisan war in Lithuania, some territorial units formed and operated independently (e.g. Perkūnas, Deer, Vytautas in the Tauras military district).
[2] In turn, several territorial units made up a military district (Lithuanian: Apygarda).
[1] The people chosen were either staff officers or distinguished commanders of companies or other formations.