- Western Europe: The United States provided significant financial and military assistance to Western European countries through the Marshall Plan, which helped rebuild their economies and industries.
- Japan: The United States occupied and administered Japan after the war and implemented political, economic, and social reforms to democratize the country and rebuild its economy.
- South Korea: The United States supported South Korea during the Korean War (1950-1953) and helped establish a stable and democratic government.
- Taiwan: The United States provided military and economic assistance to Taiwan to protect it from the threat of invasion from mainland China.
- Israel: The United States supported the creation of the state of Israel in 1948 and has continued to provide it with military and financial aid.
- Southeast Asia: The United States supported anti-communist regimes in Southeast Asia during the Cold War, including in Vietnam, Cambodia, and Laos.
- Latin America: The United States pursued a policy of containment to prevent the spread of communism in Latin America and intervened in several countries to support pro-American governments.
Overall, the United States supported countries and regions that were considered to be strategically important or aligned with its own political and economic interests.