A christian idea, to liberate from social, economic, and political oppression.
Answer:
you need to supply the graphic above if you want me to answer that question.
Yellowstone National Park (1872) oldest National Park
Elias National Park in Alaska is the largest
One of the ways in which the Crusades brought about the end of the Dark Ages in Europe was that they (by accident) opened up a variety of new trade routes, which led to increased travel and cultural diffusion. This was thought to be the "spark in the dark" as the Enlightenment.