Havana's Secret

1897. The world had changed. Spain’s iron-fisted Prime Minister was assassinated, creating a power vacuum in Europe. The United States Navy under the guidance of a brash Navy Secretary, Theodore Roosevelt, was flexing his military muscle, and desperately wanted Spain out of Cuba.

Sam Carter, the son of a Confederate submariner who never returned from the sea, thought he understood the rules working for the fledgling Secret Service branch of the U.S. Treasury. When he was assigned to Havana a...