When and where did Lewis and clark begin their journey

May 14, 1804

On May 14, 1804, Clark and the Corps joined Lewis in St. Charles, Missouri and headed upstream on the Missouri River in the keelboat and two smaller boats at a rate of about 15 miles per day. Heat, swarms of insects and strong river currents made the trip arduous at best.

for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

explanation:

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.