What global impact did WWI have? Give at least five examples. Provide at least one sentence for every reason saying how it impacted the world. If one of your examples is trench warfare, you must explain how trench warfare affected the people, the economy, the land, etc.

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