>> anthony: the filipino martial art, kali, is among the most brutal remorseless defense systems going. it was developed to deal with very harsh realities in a very tough, very bloody history. three centuries of brutal spanish colonial rule, invasion by the japanese, near the end of world war ii, american forces bombed manila, pretty much leveling the city. martial law. ♪ although the philippines has remained a democracy since then, it can seem at times, fragile.