History of Oceania

What countries are off limits to military?

* Vatican City is a city-state surrounded by Rome, Italy. It is the seat of the Roman Catholic Church and is considered to be a neutral state. As such, it is off limits to military personnel of any country.

* Antarctica is a continent that is governed by the Antarctic Treaty. The treaty prohibits any military activity on the continent, except for scientific research.

* Outer space is not explicitly mentioned in any international treaty, but it is generally considered to be off limits to military activity. This is due to the fact that space is a shared resource that is used by all countries for peaceful purposes.