These are the some of the similarities and differences of Olmec and Maya civilization:
Similarities:
They both settled in the lands of Mexico.
They are deeply religious and built pyramids.
Differences:
Unlike the Maya, Olmec did not build large cities.
Maya lasted much longer than the Olmecs.
Answer:
no they did not join the League of Nations
Is there a paper or something that goes along with that, because I need mor information if i’m gonna help you