What did the treaty of tordesillas reveal about europeans' attitudes toward non-europeans?

"Treaty of Tordesillas. The Treaty of Tordesillas was a treaty between Portugal and Spain in 1494 in which they agreed to divide up all the land in the Americas between the two of them, no matter who was already living there..."

Europeans may disagree with the fact non-Europeans are living on their land because of this. 

deists, human beings can know god only via reason and the observation of nature, but not by revelation or by supernatural manifestations

hope this

following type of cultural development caused people to want and buy new products on the market :