Why was the Lewis and Clark expendition launched?

In the north many African-Americans were? What time of year was it when the trial took place? If a traveler today started in St. Louis and followed the same route that Lewis and Clark took in 1804 how many states would the traveler pass through? Why do you put down the flag of the US? What is the value of a 1923 US 10 dollar bill? What is Althea Gibson favorite color? What are the addresses of the US Mints? What are sometimes called the best kept secret in American higher education? Could the relationship between England and her American colonies have been saved? 1825 50c coin 1856 quar dol? What Indians killed Daniel Boone's son James? What is a 1934A gold seal us five dollar bill worth? What is the value of a 1890 twenty dollar gold coin? How did the Civil War changed people's opinions about women's capabilities? Which two areas were at issue in a war in 1864? True or False Jacksonian democracy included a weak challenge to the institution of slavery? Did thurgood marshall have pets? What the value of a 1969 nickel? How long was world war 1 going on before the US declared war? Why did election of 1860 anger southern states?