What led to the creation of banks? Kings allowed common people to store wealth in their treasuries.
The barter system gave way to systems where moneychangers offered financial services.
The Holy Roman Emperor declared that all spare money should be stored in a central location.
The Black Death made it obvious that money had to be stored somewhere other than at home.

they had many gains 1 one freedom for slaves the major cause of the civil war is that the   north wanted freedom for slaves but the south didn; t creaitng the civil war

another gain they have is poltiical influence

poltiical influence is a big thing everywhere even now peoplle are always trying to get the head up in poltics thats what they did by giving the republicians a good name for freeing slaves

to replace ineffective because   andrew jackson's spoil system was a deliberate policy after he became president to remove federal employees he considered to be political opponents and replace them with his own supporters.