common belief is that yhe boomers were trying to take land away from the indians but reality the us government had already taken the land away from the American indians. the boomers wrre trying to take the now unassigned land from ?

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.