Definition of strategic hamlet in English:

strategic hamlet

noun

historical
  • (In the Vietnam War (1955–75)) a fortified village in rural Vietnam intended to protect the local people from intimidation or attack by the Vietcong, insulate them from Vietcong propaganda, and thereby ensure the cooperation of the rural population in the war; also in extended use of similar counter-insurgency measures in other contexts.

Origin

1960s; earliest use found in The Times.