Which action directly caused the united states to enter world war i

a. germany are food safety to pancho villa
b. germany used airplanes to attack american naval ships
c. germany’s sink ships caring american passengers
d. germany attacked france
need fast
15

How does the supremacy clause of the u.s. constitution affect the states? o a. it requires each state to establish a supreme court. b. it declares that the federal government can take away state powers if necessary. o c. it allows state governments to overthrow the federal government if necessary. o d. it ensures that the u.s. constitution overrules each state constitution

One of the main things that tobacco did for jamestown was to?

As nation-states began to arise in europe, who became the most powerful individuals?