Compléter Domestic and InternationalVersion en ligne Content Statement 25 par Jefferson County ESC 1 Missile United presidential domestic nuclear Vietnam Red Korean McCarthyism arms Cold Soviet science international space Johnson The War dominated international politics and impacted domestic politics in the United States for almost 45 years . The intense rivalry between the U . S . and the Union led to the creation of alliances , race , conflicts in Korea and Vietnam and brought the world close to war with the Cuban Crisis . The Cold War affected politics in the Middle East and Latin America . The Cold War affected politics . It led to the Second Scare and the rise of . A race impelled the U . S . to increase spending on education . The War also fed into the communist hysteria of the late 1940s and 1950s . The United States was able to secure support from the Nations for the defense of South Korea while the Soviet Union was boycotting the Security Council . The War divided the country and sparked massive protests . Spending for the war came at the expense of the domestic programs launched by President . This led to urban unrest in the 1960s . The Vietnam War was a dominant issue in the campaigns of 1968 and 1972 . The difficulties and eventual withdrawal from Vietnam led to concerted efforts on part of the U . S . to find allies in future conflicts .