Because they were being governed by an unjustly government who used their powers to an abusive extent from over taxations to not caring about what the colonists wanted.
Answer: 1b - 2a - 3c
Explanation:
1b
The warriors of Maya and Aztec could, as officers, in the event of proving themselves in the battle advance to higher ranks, courage was greatly appreciated.
2a
The Mayan civilization collapsed in the ninth century. The causes of the collapse are a great mystery to historical science, but most likely the poor farming system is the cause of the collapse of this civilization.
3c
The Incas built their settlements on high ground, which made it difficult for the conquerors to find them. Thus, the most famous city of the Inca Machu Picchu was found only in the twentieth century, moreover in 1911, which is enough to say how skilled they were in hiding and building.
Https://www.factmonster.com/revolutionary-war
Look at/ type this link in and there are many facts about the American revolution war.