important journals and documents when a boat capsized. To summarize, Sacagawea had many major contributions that effected the outcome of the expedition. As we know, the purchase of the Louisiana Territory was important to Americans because the purchase gave America the Mississippi River and the Louisiana Port, and it doubled the size of America. For America to know if the west is a safe place to live, if we can transport goods, and establish peace with the Indians, we have to send an expedition. The exploration of the west helped the United States grow because it allowed American to go to a place that was mapped and explored, and where the Indian relations are already established. So, since the expedition is completed American benefited most.
