5
5 years
5 years
5
1943
5
2
It would be five years to defeat the Incas and the Mayas.
11 years
The Inca civilization inhabited Machu Picchu from its construction in the mid-15th century until the Spanish conquest of the Incas in the late 16th century. So, the Incas lived in Machu Picchu for roughly 100 years.
10 years
The question is too vague: the Spanish Conquest of what? whom? The Aztecs? The Incas? Or do you mean the Re-conquest (La Reconquista), the winning back, after hundreds of years of Moorish occupation of Spain, by Christian Spain under the 'Reyes Catolicos', Ferdinand and Isabella? Be more specific, please.
The Aztec empire lasted from anywhere between 200-250 years.