Being able to veto, or reject, a proposal for a law. Appoint federal posts, such as members of government agencies. Negotiate foreign treaties with other countries. Appoint federal judges.
Grant pardons, or forgiveness, for a crime.
Pierre de Coubertin is the man you're looking for
Edwin Drake was the first person
The new constitution did a lot, it brought our country into one instead of being divided. It made rights equal for everyone in the us. The court system was becoming far to most people. Thats all i can think of thats summed up