world war

2. a collective defence treaty established by the Soviet Union and seven other Soviet satellite states in Central and Eastern Europe
4. a political theory derived from Karl Marx, advocating class war and leading to a society in which all property is publicly owned and each person works and is paid according to their abilities and needs
7. an alliance of countries from Europe and North America
9. a notional barrier separating the former Soviet bloc
10. was a 20th-century competition between two Cold War rivals

1. a period of geopolitical tension between the United States and the Soviet Union and their respective allies
3. the action of keeping something harmful under control or within limits
5. foot occurs when the feet are wet for long periods of time
6. was a country that consisted of what is now Russia, Armenia, Azerbaijan, Belarus, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Latvia, Lithuania, Moldova, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan
8. a state formally cooperating with another for a military or other purpose