Examlex
You see colors in a rainbow because of diffraction.
Tribal Boundaries
The recognized geographical borders that define the territorial limits of indigenous tribes or communities.
White Migrants
Refers to individuals of European descent moving to or within countries, often associated with historical contexts of colonization or immigration for economic opportunities.
Oregon Trail
A historic east-west, large-wheeled wagon route and emigrant trail in the United States that connected the Missouri River to valleys in Oregon.
Metropolitan Centers
Major urban areas that serve as the economic, cultural, and political hubs of a region.
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