Before contact with Europeans, the indigenous peoples of North America were divided into many different polities, from small bands of a few families to large empires. They lived in numerous culture areas, which roughly correspond to geographic and biological zones.
Hopes this helps.
One way in which the European Union affects the rest of the world is that "<span>d.It improves trade between different parts of the world," since trade is more easily facilitated in Europe itself. </span>