Answer:
He went to Philadelphia to right his book of regulations while the battle was at a stand stil
Explanation:

Causes of the Cold War in 1945
- American fear of communist attack.
- American fear of communist attack. Truman's dislike of Stalin.
- American fear of communist attack. Truman's dislike of Stalin. USSR's fear of the American's atomic bomb.
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Made elected officials more directly accountable to their constituents