My speciality in archaeology is the Neolithic and Bronze Age worldwide, especially in relation to symbolism vis-a-vis religion.
In these respects there is much in common between European prehistory and American-Indian prehistory. This suggests that the common and primary influence emerged from the nature of the human psyche--that the sought-after success at farming (pastoral and/or agrarian) resulted from their beliefs and deemed success in performing fertility rites.
Hello Lily and welcome to this friendly meeting place where freethinking atheists recognise that gods are phoney and religion is a fraud used to control people;
and how tragic and inexcusable it is that women and minorities have been oppressed these last two thousand years and more.