What was the root of the conflict between Green DeWitt and Martin de León?

Concerns of the spanish treatment of what nation lead to the spanish american war

What did alexander hamilton and john adams lead

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.