 In 147 BC, a new Lusitanian leader named Viriathus rebelled against the Roman forces.He had fled from Serbius Sulpicius Galba three years earlier, and, reuniting the Lusitanian tribes again, Viriathus began a guerrilla war that fiercely struck the enemy without giving open battle.He commanded many campaigns and arrived with his troops at the Murcian coasts.