A blockade would have rapidly cut off Pakistan from oil supplies.
One of the reasons for the German collapse on the home front was the efficacy of the blockade.
The illegality, viciousness and moral horror of the blockade itself is simply taken for granted.
blockade block·ade (blŏ-kād')
Intravenous injection of large amounts of colloidal dyes in which the reaction of the reticuloendothelial cells to other influences is temporarily prevented.
Arrest of nerve impulse transmission at autonomic synaptic junctions, autonomic receptor sites, or myoneural junctions through the action of a drug.