Answer: There was fear and prejudice towards the Germans and Communist and that expanded to include all immigrants. They signed the Emergency Quota Act, which limited immigration: only allowing a certain percentage of ethnic groups into the united states.
A. It challenged the Kings authority.
Answer:
The actions and decisions during the cold war were the consequences of this theory.
Explanation:
Domino theory suggests fear and says that if a single country can attack and seize another country, then it has the potential to attack more countries.
For the USA: Since NK was communist and supported by Joseph Stalin of Soviet. America got worried that NK's win over South may help Soviet in spreading its communist ideology.
For China: When NK was invaded with the help of USA. China got worried that this victory may lead the US army towards them.
I think that what you're looking for is Manifest Destiny, the idea that it was natural, required and proper of the settlers to expand across the continent.
Some connected this to God (that is, that God devised this expansion as His plan), but God is not always necessarily connected to this idea.
Answer:
It established Judicial review
Explanation:
The case marbury v madison established judicial review, which is when the Supreme Court reviews an act of congress as being constitutional or unconstitutional.