When the civil war ended, how did president lincoln view his postwar burdens?

The impeachment of president clinton by the u.s. house of representatives occurred with a. virtually all republicans supporting it, while virtually all democrats opposed it b. about two-thirds of republicans supporting it and about two-thirds of democrats opposing it c. half of all democrats and half of all republicans supporting it, while half of all democrats and half of all republicans opposed it d. virtually all democrats supporting it, while virtually all republicans opposed it

What is the term for a short statement about history that has not been yet been proved

What significance does alfred t. mahan have on expansion and imperial policies of the late 1800s?