In the 1400s, The Aztecs lived in modern day Mexico, the Aztec capitol was Tenochtitlan.
Answer:
Darwin noted that not all offspring that are born survive, that there is variation in the population, and that there is a struggle for survival.
Explanation:
The theory of evolution, proposed by Darwin, is based on some key points: common ancestry and natural selection, which proposes that the most suitable organisms survive. In any group of species, all individuals have common ancestors at some point in evolutionary history. Thus, they are descendants of them with modifications and result from natural selection.
during which Allied troops halted the steady German push through Belgium and France that had proceeded over the first month of World War I—a conflict both sides had expected to be short and decisive turns longer and bloodier, as Allied and German forces begin digging the first trenches on the Western Front on September 15, 1914.
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That would be the principal of federalism
