Why was Western Arkansas and the Indian lands of modern day Oklahoma so lawless and wild? What made this area a perfect spot for criminals?

…American history, becoming known as Indian Territory, the dumping ground for eastern Native American tribes displaced by settlers’ ever-increasing hunger for land. Since its admission in 1907 as the 46th state of the union, however, Oklahoma has achieved an integration of its Native American citizens into modern economic and social…

Explanation:

food and resources were plentiful.

women were encouraged to marry later in life so they could work in factories.