Answer:
I think that the answer is Embargo on all goods from Cuba.
Explanation:
President Dwight Eisenhower imposed trade restrictions on Cuba and started a plan to overthrow Castro. First he imposed an arms embargo on Cuba. Then reduced the import quota of brown sugar from Cuba. And then refused to export oil to the island. So yea, they launch the first trade embargo which was a prohibition against selling all products to Cuba except food and medicine.
If an opposing political party takes control they can't pass legislation with an opportunity party president
The geography of Greece contributed to this. Another reason was that Greece could be easily navigated. One more reason was aristocracy, the highest people in the government.