← Westward Expansion Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Pony Express A delivery service where a man would ride 10-15 miles and pass off the delivery to the next man waiting. Similiar to a relay race! telegraph Messages were sent along wires using electricity. Put the Pony Express out of business. gold rush a quick movement to settle near where gold has been found vaquero Mexican cowboy homesteader person who claimed land under the Homestead Act Homestead Act the law that offered free land to American citizens and immigrants who were willing to start new farms on the Great Plains boom town town that developed when gold was discovered ghost town town after all the gold was found Bessemer process process that helped make steel more cheaply reservation land assigned to the Native Americans soddie house made out of grass treaty formal agreement transcontinental railroad a railroad that spans across a continent pioneers new settlers in the Great Plains sodbusters Great Plains farmers who had to bust through the sod in order to plant crops exodusters African American pioneers cattle drive cowboys guided huge herds of cattle to railroads 49ers gold miners-given the name because the gold rush began in 1949