What was one river that Lewis and Clark traveled on and then mapped?

mississippi river

Explanation:

The route of Lewis and Clark's expedition took them up the Missouri River to its headwaters, then on to the Pacific Ocean via the Columbia River, and it may have been influenced by the purported transcontinental journey of Moncacht-Apé by the same route about a century before.

it columbia river

Explanation:

it is

a

asked for and recieved from the united states

the following best describes postwar era writers in their works:

many writers,authors,novelists,poets concentrated more on social art and social writing and stayed away from political writings.