Imagine you are giving a speech to your class about reasons why the United States rapidly formed over a dozen states in the West between 1850 and 1900. Which event would be best to use as supporting evidence in your speech?
If you are giving a speech to your class about reasons why the United States rapidly formed over a dozen states in the West between 1850 and 1900, you should definitely mention the completion of the Transcontinental Railroad in 1869
