From the 1920's through the end of World War II, American anthropology grew in complexity while its scope became increasingly global and contemporary. Much insightful and innovative work continued to be produced by scholars working with Native American and First Nation communities, but the significant contributions of those conducting research abroad soon became hard to ignore. The nature of culture and acculturation were scrutinized and theorized about repeatedly; the relationship between culture and personality became an important subject of inquiry; particular historical reconstructions were