[Calvin Locke]

The US Army was looking at using camels, even had a herd of them. Then the Civil War broke out, and the camels were released into the wild out West someplace.

Supposedly, an occasional camel was spotted into the 20th century.

[flying Elvis]

One showed up in the battle of Corinth as a mascot for the 43rd Mississippi Infantry Regiment, but he later lost his life in the seige of Vicksburg.

[kiriath_jearim]

"The US Army was looking at using camels, even had a herd of them..

****
That was one of Jefferson Davis' ambitions as Secretary of War during Franklin Pierce's presidency.