 Complete the following phrase:  During the civil war between Pompey and Julius Caesar, G. Considius Longus secured Hadrumetum for the Optimates with forces equivalent to two legions. Despite being reinforced by Gn. Calpurnius Pisos Berber cavalry and footmen from Clupea, however, he was obliged to allow Caesar to land nearby on 28 December 47BC. According to Suetonius, this landing was the occasion of the famously deft recovery, when Caesar tripped while coming ashore but dealt with the poor omen by grabbing handfuls of dirt and proclaiming I have you now, Africa!  Caesars attempts to negotiate with Longus were rejected but the campaign subsequently led to 