Truman, the american president, who took over after roosevelt's death, was angry leaving the potsdam conference. what was he angry about?

Even though agreements were made at the Potsdam Conference between Great Britain, the US, and the Soviet Union, President Truman still left the conference upset. One of the reasons why he left angry was because of the political situation in Poland. After much heated discussion, it was decided that the Soviet Union would have political power of Poland. This allowed for the set up of a communist nation. This mad Truman angry, as he was a staunch advocate for capitalism. He felt that communist nations suppressed individuals economic and political freedoms. Along with this, Truman was also upset about the amount of reparations the Soviet Union was receiving. These tensions between the US and USSR were only beginning, as these disagreements would help to later spark the Cold War.