What is the source of the power in this mill

What impact did president grant’s executive order in 1876 have upon the cahuilla tribe? it forced them to disarm and surrender all money and firearms. it forced them to accept relocation to subpar lands in canada. it forced them to relocate to the cabazon reservation. it forced them to give up rights to water and other natural resources.

The map shows latitudes and longitudes of australia. which australian city is located north of the 15°s latitude? perth brisbane melbourne darwin

What kind of contact did christopher columbus and native americans initially have?