Actually two answers are correct: on an island and in a marshland.
Tenochtitlan is today's Mexico City and Mexico City was located on a lake called Texcoco that was dried so that people could live there. Before the arrival of the Spaniards, the Nahua lived on an island on this lake, surrounded by water and marshland
Gives Congress it’s power and limits , creates two sections of congress (bicameral legislature)
The Civil war of the North and the South has changed the many lives of women, soldiers, and civilians. Prices were increases, Supplies was insufficient and encountered sicknesses. During the civil war taxes of the people were higher to offer and sustain money for the war and government. Prices of necessary and primary things needed are also increasing which causes strikes. People ate inexpensive foods and bought cheaper things just to sustain the needs in their daily lives.