I believe your answer is D... good luck my friend :D
<span>Both the Arab and Mongol Empires has periods of intellectual expansion. but the Arab Empire was created due to the rise of Islam and the Mongol empire was created due to the Mongols tearing away from Mongolia.</span>
The civil war came to an end when a big turning point Lincoln did the emancipation proclamation when freed slaves in the south if they can get to the north. With England not joining the Confederacy, the lost men, military and strength. The war ended in Spring, 1865. Robert E. Lee surrendered the last major Confederate army to Ulysses S. Grant at Appomattox Courthouse on April 9, 1865.
