Everything you need to understand or teach Sacajawea by Joseph Bruchac.
President Thomas Jefferson believed that a successful trans-continental exploration would establish the United States' claim to the largely unknown interior of the continent; spur commercial exploitation of the area; stymie British, French, and Spanish interests in the area; reap a vast benefit of scientific knowledge; discover an all-water route across the continent; make peaceful contact with numerous Indian nations; and, finally, enhance the international prestige of the young nation. He thus...