A "splendid" (The Wall Street Journal) account of one of history's most important and yet little-known wars, the campaign culminating in the Battle of Actium in 31 BC, whose outcome determined the future of the Roman Empire. Following Caesar's assassination and Mark Antony's defeat of the conspirators who killed Caesar, two powerful men remained in Rome--Antony and Caesar's chosen heir, young Octavian, the future Augustus. When...