What is the significance of amending the constitution?

Why is it useful for historians to base certain studies on the analysis of historical periods

Ineed asap ! name the differences between communism and fascism. 1who controls the government and how do they stay in power? 2how are the people’s personal lives and decisions affects? 3what is the government’s view on the economy and how it should be handled? 4what is the government’s view on other countries and their relationship with them?

Concerns of the spanish treatment of what nation lead to the spanish american war