What were the goals of Hay’s Open Door Policy? Check all that apply. to ensure China gained its independence to prevent imperialist countries from interfering with each other’s trade to protect Chinese trade interests to ensure all imperialist countries could trade equally with China to keep America out of trade with China

the completion of the erie canal spurred the first great westward movement of american settlers, gave access to the rich land and resources west of the appalachians and made new york the preeminent commercial city in the united states.

the manhattan project's indispensable man

industrial revolution, in modern history, the process of change from an agrarian and handicraft economy to one dominated by industry and machine manufacturing