The wright brothers- 1903
Thomas edison-1879
Answer:
It was not
Explanation:
The civil war still proceeded to happen over the morality and legality of slavery, so the Missouri compromise was clearly ineffective at preventing war and appeasing both sides permanently.
It helped new Netherland prosper because in 1664 England's own kind Charles second granted his brother all the Dutch land in North America.
The impact that the spoils system had on the US Government was not good. It came into effect after Andrew Jackson awarded government positions to his supporters in the election of 1828. Many important positions in the government were held by nobodies who had little or no experience it politics.