context: The official cause of the wars was the siege and capture of the Spanish city of Sagunt (ally of Rome) by the Carthaginian commander Hannibal. After this, the Romans declared war on Carthage. At first, the Carthaginian army, led by Hannibal, defeated the Roman forces. The most significant of the victories of the Carthaginians is the Battle of Cannes, after which Macedonia entered the war on the side of Carthage. However, the Romans were soon able to seize the initiative and went on the offensive. The last battle of the war was the battle of Zam, after which Carthage requested peace. As a result of the war, Carthage lost all its possessions outside of Africa, while Rome became the strongest state in the western Mediterranean.
question: What caused the Second Punic War?
answers.text: siege and capture of the Spanish city of Sagunt (ally of Rome) by the Carthaginian commander Hannibal