The act of intercepting or prohibiting movement, especially the military or naval blocking of supplies, personnel, or contraband.

From Latin ''interdictio'', from ''interdicere'' (to forbid by decree).

interception blockade prohibition stoppage
passage facilitation clearance permission
"The coast guard stepped up maritime interdiction to curb the smuggling of arms along the coastline."

Apply in GS Paper 3 answers on internal and border security, counter-narcotics, and maritime security. Relevant to the Proliferation Security Initiative, drug interdiction along the golden crescent, and the navy''s role in choking illicit trafficking routes.

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