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Period: 1200 to 1572
Inca time period
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1359
Inca creates suspension bridges over rivers
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1402
Incas brain surgery
The average survival rate was determined to be 75%–83% during the Inca period -
1438
When the inca tribe became an empire.
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1529
Civil war between Huáscar and Atahualpa
The civil war was caused because of two brothers fighting to claim the inca thrown. -
1533
Spanish conquest led by Francisco Pizarro
After years of preliminary exploration and military skirmishes, 168 Spanish soldiers under conquistador Francisco Pizarro, along with his brothers and their indigenous allies, captured the Sapa Inca Atahualpa in the 1532 Battle of Cajamarca. -
1548
Incas Creation of roads
Road construction began in the mid-fifteenth century when the Inca gained control over its neighbors and started expanding their empire. -
1572
End of the Spanish conquest
The Inca continued to revolt against totalitarian Spanish rule until the year 1572. In that year the Spanish conquered Vilcabamba and killed the last Inca emperor, Tupac Amaru, after a summary trial.