While there was much buildup pre-World War I, it is commonly understood that the assassination of Archduke Franz Ferdinand on 28 June 1914 in Sarajevo pushed the world to war as a result of a complex web of treaties and diplomatic obligations that quickly were triggered and resulted in sides being chosen.
The US constitution differs from the Articles of Confederation because of the power that the federal government has. In the articles, each state acted as it's own country. They had the ability to command a military, declare war, and tax terrifs against other states. The constitution has the states act as subordinates to the federal government. They have the right to tax citizens, but their power and their ability to interact with other countries are strictly regulated through the federal government.
Ensuring C) domestic tranquility means ensuring peacefulness or calmness. Domestic tranquility refers to peace to peace at home. It can be applied to family as well as to states. When referring to states domestic tranquility refers to peace kept among states as set out in the Constitution. It includes the federal governments rights to end rebellions and smooth out tensions between states.
Answer:
Popular sovereignty, separation of power, rule of law, checks and balances, and federalism.