True - the purpose of the expedition was to map the new louisiana territory as well as lay claims to the oregon country :)
I think the answer is true because John Brown was against slavery.
Women were not allowed to participate in decision making in the colonial times. They might have influenced their husbands, but could not directly participate.
The democrats and republicans have influenced our current political system by sharing most of the same values and views with the American people. As their party members and those who associate themselves tend to lead more toward what the party wants.
