Muslims say violence is justifyied against Israel cause they say it stole their land. The Philippines was never muslim ruled so what did the Philippines do to make the muslims angry?
Islam is expanding because satan / allah commands it. All other ‘reasons’ are just misdirection.
400 years of war between Muslim and Christian. The traditional Muslim economy depended on piracy, booty and ransoms from raids and slave labor by Christian captives. This is why the coasts of all the traditionally Christian islands are rotten with ancient watchtowers and small forts. The Spanish finally conquered the pirate sultanates in the 1870s. They came with the deal made with the Americans and then the independent Philippines inherited them.
They worship Jesus Christ.
That, and the monkeys play in the trees, and the geckos crawl on the ceiling, and the butterflies flit from flower to flower.
These things, too, enrage the deranged followers of the mad prophet.