No candidate in the election of 1824 received of a majority of electoral college votes and so the 12th Amendment was needed so as to send the election to the House to decide.
The great ancient civilizations flourished around river valleys because the rivers produce rich fertile soil and a supply of water for irrigation of crops and human consumption. This allows for the agricultural production to be greater and it can sustain more people.
Hilter was an extraordinary speaker and has the ability to convince people that could bring them into happiness