Yes. Most of them have been closed for years, but they still exist. It appears that there may still be some active Russian SIGINT in Cuba, but that's about all. A couple of years ago, they mentioned turning over a listening post in Cuba to China--don't know if they actually did so.
Guantanamo Bay Naval Base.
Guantanamo Bay is the base on Cuba.
An American military base in southern Cuba.
Guantanamo Bay
cuba
it's a Unites States military base in Cuba
It is a Naval base ~ see related link below .
Near Schelkovo, Moscow region, Russia there several military bases and air force bases.
No. But the US has territorial control over Guantanamo base in Cuba.
In 1901, the Platt Amendment was signed. The Platt Amendment gave the U.S. a lot of power to intervene in Cuba. It also gave America the right to establish an (American) military base in Cuba, knows as the Guantánamo naval base.
Guantanamo Bay
No, its just the Cubans keep coming to Florida