Many ships sailed around in the globe and many continents in development of alternative trade routes and new places and continents throughout Europe's Age of Discovery, which lasted from the 15th century until the early 17th century. This modern trading path is crucial to the future of Europe's Commercial and economical Revolution.
The only compromise that could have headed off war by then was for the Southern states to forgo secession and agree to abolition. Once the Confederate states seceded and troops fired on Fort Sumter, the only solution possible was complete Southern surrender.