Its true that they never went to war without putting their helmets on
100......................
The answer is cultures. Unmistakable provincial societies created among the people groups of North America in the vicinity of 10,000 and 2,500 years prior. Over hundreds of years unmistakable gatherings built up their own dialects, social associations, religious convictions, and practices, governments.
Explanation:
Some of the differences between Olmec, Maya, Inca are given below;
Olmec didn't make larger cities like the Maya
The Maya rules lesser than the Olmecs
Incas lived in the mountians and this made them hard working people who could face tough environments. They were involved in agriculture
Incas had some strong alliances that helped them to rule
Mayas were more of Kings ruling period and culture
Incas lived in highlands whereas the Olmec lived in lowlands, total opposite geography and land structure.
Olmec lost their rule one by one whereas the Inca lost the rule in one go
