NATO

The North Atlantic Treaty Organization is a massive military alliance signed April 9, 1949, although was a mere political association until the Korean War jolted the states within it. The Cold War made rivals out of it and the Warsaw Pact.

The organization consists of the United States, the United Kingdom, Germany, Greece, Hungary, Albania, Spain, Turkey, Slovenia, Slovakia, Romania, Portugal, Norway, Poland, the Netherlands, Luxembourg, Bulgaria, Iceland, Italy, Latvia, Lithuania, Belgium, Canada, Croatia, the Czech Republic, Denmark, Estonia, and France.