What were the effects of the Treaty of Brest-Litovsk? Check all that apply.

The treaty ended World War I.

Russia withdrew from the war.

Germany could turn all its attention to the western front
.
Austria-Hungary ended its war with Serbia.

The United States entered the war.

Why did the german kingdoms unite into one nation of germany?

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

Somebody save the ! what was greek math and science also medicine