Did the United States win the Cold War or did the Soviet Union lose it ?

The USA won.

In the 1970s the USSR started to loose power and control and when Gorbachev reigned in december 26th 1991 and the USSR dissolved the USA officially won the cold war.

the main inference that can be drawn from jean jacques rousseau's book the social contract is: a. people can enjoy civil and physical freedom, even if it sometimes harms society.

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.