How do new ideas change the way people live

Answer:

The WWII was caused by the dominant tendencies of Germany with support of Japan and Italy who methodically destroyed the peace agreement of international relations established by the Peace of Versailles.  

Explanation:

• These tendencies had economic and social backgrounds leading to expansion by imposing their totalitarian system and dictatorship of ‘superhumans’ and depriving other nations of their freedom and independence.
• Germany’s tendencies were mostly to reclaim what was taken away from it in 1919 and to overpower the Europe, creating a military and economic power being able to rule the world.  
• Japan wanted to rule Britain, US and Netherlands out of the Far East and Asia (with its great colonial possessions and economic influence and to master himself "with his part of the world"; Italy joined because of ideological closeness and foreign policy clashes with Britain and wanted to rule the Mediterranean and Balkan region.

The correct answer is A) it led to a huge increase in defense spending.

The Soviet Union development of nuclear weapons affected domestic politics in the US in that it led to a huge increase in defense spending.

The United States was slow to rearm its armed forces in the late 1940s, to modernize its weaponry. The situation changed during the Korea Wartime and the United was well prepared to support South Korea, The USSR continue to develop nuclear weapons and the US increased its spending in defense. One of the critical moments in this arm raced during the Cold War occurred in October 1962, with the Cuban Missile Crisis. At that moment, the world was on the brink of another World War.

D

Mcarthyism and reb-baiting became a commone issue involving communism in the political stand point of the U.S because of the Soviet Union