Though to be fair, there is currently an actual oil blockade run by the USA. And the previous embargo imposed sanctions on international entities dealing with Cuba, so it was not exactly 100% open even though technically you could sail there.
Our Glorious Leader :: Their Wicked Despot
Our Great Religion :: Their Primitive Superstition
Our Noble Populace :: Their Backward Savages
Our Heroic Adventurers :: Their Brutish Invaders
Our Legal Embargo :: Their Illegal Blockade