Final answer:
After losing Sicily, Sardinia, and Corsica, the Carthaginian leaders decided to seek revenge and built up their forces, leading to the Second Punic War.
Step-by-step explanation:
After losing Sicily, Sardinia, and Corsica, the leaders of Carthage decided to seek revenge against Rome. They spent twenty years building up their forces and resources, including invading and conquering a large section of Spain. In 218 BCE, the Carthaginian general Hannibal launched a surprise attack against Rome, leading to the Second Punic War.