People who try to convert others to a particular religion

The correct answer is missionaries

Explanation:

These people are really enthusiastic about their belief, religion or set of principles they develop so they effort to persuade or convert the others to follow them. They are usually related to people who try to convince the other to join to Christianism although every religion has their own missionaries.  

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."

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.