Describe how cities grew during the gilded age

At the beginning of the war, why was hitler allowed to continue his aggression without resistance from other european countries

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.

Define the word imperialism. what is your opinion: should the u. s. engage in imperialism? under what circumstances? offer a brief, effective argument against the opinion that you hold.