Which statement is TRUE regarding the Cold War and its effects?
1) During the Cold War, the United States and the USSR both promoted capitalism.
2) The Cold War had little effect on the internal and external policies of countries other than the United States and the USSR.
3) The Cold War became a race to attract the loyalties of unallied countries and to arm them.
4) Post-Cold War geopolitics allowed many southeastern European countries to resolve their political conflicts peacefully, embracing the diversity in their countries.