To issue currency i think because they weren't allowed to force people to pay taxes
B) A small group of citizens controlled things.
The definition of Oligarchy is "<span>a small group of people having control of a country, organization, or institution."</span>
Vicksburg effects: The Battle of Vicksburg effected the Civil War because the Union got full control of the Mississippi river therefore taking over and shutting down the confederates trade, transportation, and military/fortifications.