Columbia subject headings:
Low-intensity conflicts (Military science)--Colombia--Magdalena River Valley.
Political violence--Colombia--Magdalena River Valley.
Violence--Colombia--Magdalena River Valley.
Harvard subject headings:
Low-intensity conflicts (Military science)--Colombia--Magdalena River Valley.
Political violence--Colombia--Magdalena River Valley.
Violence--Colombia--Magdalena River Valley.
Princeton subject headings:
Counterinsurgency--Colombia--Magdalena (Dept.).
Human territoriality.
Jurisdiction, Territorial--Madgalena (Dept.).
Magdalena (Colombia : Department)--Politics and government.
Subversive activities--Colombia--Magdalena (Dept.).