the next two sections will explore the basic differences between these native peoples and the europeans who have gradually come to control the area over the past 300-400 years. europeans began to settle in the north only during the last 300 years, as part of the same colonial expansion which took them to the tropics.

Make this proper case.
The next two sections will explore the basic differences between these Native peoples and the Europeans who have gradually come to control the area over the past 300-400 years. Europeans began to settle in the North only during the last 300 years, as part of the same colonial expansion which took them to the tropics.