Legislature can override a presidential veto by 2/3 house and senate
they established a dynasty in china
Ptolemy's Earth-centered system of epicycles was taught throughout Europe for over a thousand years because this was in line with the religious narrative of the day, which put humans (and therefore the Earth) at the center of God's creation. To imagine a universe in which Earth was not central would be to imagine one in which humans were less important.
Probably rivers and water sources, because you need water to farm, and the water by rivers is rich and the soil is good. So yea the rivers and other water sources would be the main thing.
