What reasons have convinced historians that the Mayans were warlike?

historians are convinced that the Mayan's were war like because they would constantly battle the same enemy. ( ...

it is possible that warfare can cause a civilization to fall apart because Mayan rulers would make their followers wage war.

Explanation:

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.

no one really purchased it themselves, it was all america, they had debates etc.