Hannibal's War With Rome

Carthage was founded about the year 800 in what's now lebanon. They grew as an independent power separate from phoenicia. Hannibal, i think, from the beginning, knew that he would fight a war with rome. He just had to figure out how best to do it. And there was a city, a roman ally city, is called seguntum in spain. And hannibal attacked it,. And after he had attacked it, the romans a, declared war. But when he marched with his army up through spain, across gaul, over the alps and into italy. It threw the roman calculations off totally.