[Mass Combat] PLAUSIBLE army diversity in settings

[Refplace]

Originally Posted by DCB

How often do nations go to war over differing funerary practices?

A culture may find zombies disgusting or even morally offensive without being willing to wage a costly war over the issue. As a historical example, consider nations which outlawed slavery at different times, but which were otherwise largely on good terms.

Religion is actually a common cause of war. And sometimes its over what to an outsider seem to be pretty minor differences.