They wanted to drink whiskey duh! they thought the government was interfering with their lives too much by trying to prohibit them from drinking with the tax
The end of the armed resistance by the Sioux Native Americans
The agricultural revolution led to the need for organized "government" since this revolution meant that people were free to perform other duties and tasks, which often led to disputes.
This act authorized the building of highways throughout the nation, which would be the biggest public works project in the nation's history. Popularly known as the National Interstate and Defense Highways Act of 1956, the Federal-Aid Highway Act of 1956 established an interstate highway system in the United States.
America was supplying Britain with tanks and munitions before they entered the war by putting them on cruise ships to make them look innocent. Britain later intercepted a telegram known as the Zimmerman letter, intended for mexico saying if America goes to war then Mexico should attack America and in return they will get their land back. Britain intercepted this and showed America, who later through a vote in Congress declared war on Germany. America was fresh in the war so they weren't tired from fighting, and had a lot of resources. America was able to help push Germany's lines back in the western front.