Which of the following best summarizes the outcome of the convention of 1818? james monroe made peace with the british, and five states were added to the united states. in addition, the federalist party was ruined. the british and spanish returned new orleans and florida to the united states. the united states was also allowed to fish above the 49th parallel. the treaty of ghent was broken, and the united states could no longer sail in canadian waters. andrew jackson also made peace with the british. the united states' fishing rights were extended, and the border between canada and the united states was established. the two countries also agreed to share the oregon territory.