The Pony Express was a mail service operating between St. Joseph, Missouri, and Sacramento, California. From April 3, 1860 to October 1861, it became the West's most direct means of east–west communication before the telegraph was established and was vital for tying the new state of California with the rest of the United States.

Pony Express

The Pony Express was a mail service operating between St. Joseph, Missouri, and Sacramento, California.…