Most of the time, White's watercolor paintings definitely did not portray calmness because his paintings often portrayed Native Americans at war, hunting, or partaking in sacrifice. They definitely documented the lives of Woodland peoples...he acted as an artist mapmaker, documenting the Native American culture surrounding him. Though some of his pieces did portray European culture, they were vastly outnumbered by those portraying Native American culture.
The answer is, therefore, "They documented the lives of Woodland peoples"
In Analytical Cubism, the subject is broken down into flattened planes and sharp angles. It has a similar emphasis on geometry. Synthetic Cubism differ from Analytical Cubism in the sense that it involves adding texture and patterns to the paintings, it introduces mixed media like collage (using bits of old newspaper).