People of North America,”The Bering land bridge allowed hunters to enter NorthAmerica from northeastern Asia about 25,000 years ago.About 3,000 years ago, domesticated crops were introduced.■ There were sizeable settlements in North America withspecialized economies.■ After European occupation of the continent, settlers, with theassistance of slave labor, built villages, towns, port cities

People of North America,”The Bering land bridge allowed hunters to enter NorthAmerica from northeastern Asia about 25,000 years ago.About 3,000 years ago, domesticated crops were introduced.■ There were sizeable settlements in North America withspecialized economies.■ After European occupation of the continent, settlers, with theassistance of slave labor, built villages, towns, port cities

andplantations.”