The Aztecs have evolved and developed together with their technology. They had agricultural breakthroughs such as irrigation and cultivation of crops such as maize. The spread of this cultivation supported economic development and social diversification. This led American Indians to develop agriculture and provide a stable food supply promoting growth of population. The increase in population fostered more advanced civilizations and American Indian settlement into North America.
C. US citizens must dedicate themselves to the preservation of the nation and freedom for all
Europe was made up many different countries all under different leaders and speaking different languages, but the 13 colonies was in one country and they all spoke the same if not similar. Also each country had a king or queen whereas the 13 colonies didn't have this. Another reason is that in the 13 colonies there wasn't a problem with moving to another state or colony. Hope this helped!
The Zimmermann Note was first suspected of being a forgery by the British, to make the Americans think that Germany wanted to cause war for the USA, and thus pushing the Americans to help the British. However, while the USA government officials were still debating whether this was a genuine note, the German Foreign Secretary, Arthur Zimmermann himself, admitted the note was genuine.
There would have been no reason for Zimmermann to falsely claim that this note was true, as this admission would have caused America to indeed join the war against the Germans.