Semantics Are Important... The Words "Blockade" Versus "Embargo"

The government of the Republic of Cuba uses the word "blockade" to describe the impact of United States laws and regulations and policies.

The government of the United States uses the word "embargo" to describe the impact of United States laws and regulations and policies.

Merriam-Webster Dictionary

Blockade
verb block·ade \blä-ˈkād\

Simple Definition of Blockade:

To place a blockade on (a port or country) : to stop people or supplies from entering or leaving (a port or country) especially during a war

Full Definition of blockade

block·ad·ed or block·ad·ing

Transitive verb

To subject to a blockade

Block, obstruct

block·ad·er noun

Embargo
noun em·bar·go \im-ˈbär-(ˌ)gō\

Simple Definition of embargo

A government order that limits trade in some way

Full Definition of embargo

plural em·bar·goes

An order of a government prohibiting the departure of commercial ships from its ports

A legal prohibition on commerce <a trade embargo>

Stoppage, impediment; especially :  prohibition <I lay no embargo on anybody's words — Jane Austen>

An order by a common carrier or public regulatory agency prohibiting or restricting freight transportation