One by one, the Classic cities in the southern lowlands were abandoned, and by A.D. 900, Maya civilization in that region had collapsed. The reason for this mysterious decline is unknown, though scholars have developed several competing theories. which is Maya had exhausted the environment around them to the point that it could no longer sustain a very large population. <span>Other Maya scholars argue that constant warfare among competing city-states led the complicated military, family (by marriage) and trade alliances between them to break down, along with the traditional system of dynastic power. As the stature of the holy lords diminished, their complex traditions of rituals and ceremonies dissolved into chaos. Finally, some catastrophic environmental change–like an extremely long, intense period of drought–may have wiped out the Classic Maya civilization. Drought would have hit cities like Tikal–where rainwater was necessary for drinking as well as for crop irrigation–especially hard</span>
        
             
        
        
        
Answer:
In the 1960s, a radicalized Mexican-American movement began pushing for a new identification. The Chicano Movement, aka El Movimiento, advocated social and political empowerment through a chicanismo or cultural nationalism.Explanation:
 
        
             
        
        
        
The spread of Islam, from its heartland in the Middle East and North Africa to India and Southeast Asia, revealed the power of the religion and its commercial and sometimes military attributes.
 
        
             
        
        
        
Your answer would be Imperialism :)
        
             
        
        
        
Answer:
Patricians were small, but had power,People were against this because they were the smallest group and had lots of power which seemed unfair so laws were written down so that laws could not be changed whenever the patricians wanted.