Why did congress impose a national speed limit of 55 miles per hour in the 1970s?

How will thinking on the margin increase the chance of long-term success for your business, even if additional competition enters your community?

Determine why chief piapot asserted that the european-led government keeps only half of the promises made to native americans

When this was published in early 1776, many american colonists became convinced that they should act to form a new kind of nation independent from the rule of britain's "cruel" courts