Each US state has at least one

US district court.

Explanation:

The district court in united states has the authority to handle both civil and criminal cases before reaching the supreme court. It is important for each state to has at least one district court so its citizens do not have to go into other states' jurisdiction to file a case.

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.

the big stick policy was to still look powerful, and be nice at the same time. the big stick policy was also to countries who were at war, find peace with eachother.

the dollar diplomacy was to expand american business and get it to latin america, for that would be good for the economy.

you my friend, your regards.

agubaba khaleekha.