No. The Inca civilization did not exist until about 1200 A.D., which is 800 years after the Book of Mormon ends.
There were three groups of the Gadianton Robbers in the Book of Mormon, the first from about 50-20 B.C., the second from about 12-21 A.D., and the third from about 245-300 A.D. So, the Incas missed the Gadianton Robbers by at least 900 years.
The plural of Inca is Incas. "Incans" is not the correct plural form.
Incans were located in South America.
Better weapons, Incans were destroyed by disease.
Many Incans used llamas, as they made great pack animals.
The Incans.
they died
they died
to get gold
tortillas and corn
yes they did
manko qupaq
Spain