How many stories high was the typical Mesopotamia home

Plz ! after the first battle of bull run general ivan mc dowell was removed from command of the union army he was replaced by a. general ulysses s. grant. b. general george mcclellan. c. general robert e lee. d. general george meade.

What was feudalism? (define the structure)

What event led stephen decatur to burn the u. s. warship philadelphia?