blockades
block-ades
verb
To surround or obstruct a place, preventing entry or exit.
"The army blockades the city's main road."
noun
Acts of surrounding an area to prevent movement in or out.
"Naval blockades stopped all shipping."
Thesaurus
Synonyms: block off, blockade, stymie, hinder, obstruct, stymy, block, embarrass, barricade, stop, block up, bar