(DBQ)How did the Cold War begin and what "weapons" were used to fight this war?

QUESTION: How did the Cold War begin and what "weapons" were used to fight this war? The Cold War was "the struggle for global power between the United States and the Soviet Union following World War II" (History book, pg. 874). The Cold War began by controversial wants and needs from two different countries and several different "weapons" were used to fight this controversial war. The feuds eventually kept building up, greater and greater, resulting in …

…The Cold War was a five year war against the Soviet Union and the United States. These two Communist and Democratic countries had very different views and ways of ruling their citizens. One feared of expansion, the other feared of the opposing differences. However, they both agreed on keeping the war at a minimum by agreeing to not allow weapons of mass destruction, etc. to come into the war. Hints to the term "Cold War."