 Complete the following phrase:  While Antony was serving Gabinius in the East, the domestic political situation had changed in Rome. In 60 BC, a secret agreement known as the First Triumvirate was entered into between three men to control the Republic: Marcus Licinius Crassus, Gnaeus Pompey Magnus, and Gaius Julius Caesar. Crassus, Romes wealthiest man, had defeated the slave rebellion of Spartacus in 70 BC; Pompey 