The United States of America and the Western European countries were concerned about the Soviet Union because of the factor of communism. Both the United States and the Western Europeans were afraid that with the increasing influence of the Soviets, communism would get a strong foothold in those countries.
Flawed judicial system? Not enough government funding? Unhappy citizens? I can't answer your question without context.
43% of the u.s. federal government's recipts come from individual income taxes