The Yucatán Peninsula (/ˌjuːkəˈtɑːn/; Spanish: Península de Yucatán), in southeastern Mexico, separates the Caribbean Sea from the Gulf of Mexico, with the northern coastline on the Yucatán Channel.
You can look on many different websites but it is good to look for religious conflict. Also North and South Korea is a good example.
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Agriculture allowed people to stay in one place, and increased food production caused the population density to expand far beyond levels that could be sustained by hunting and gathering alone. This growth in population density provided a critical mass of people to sustain and spread contagious infectious diseases.
<span>The pope required that the monarchs make them convert to Christianity.</span>
