Muslims fought for war booty also - equal shares. But Mohamed said Allah revealed to him that he should receive 20%. Islam allows three options for infidels: conversion, subservience, and death. Those are our choices, unless we find some other. Radical Islam has been in remission in recent centuries. I think things really turned around with Carter favoring the radical Ayatollah Khomeini over the pro-American and pro-Western Shah of Iran. The rest is history.
Yes, the virulent strain has a high morbidity to it, and must be resisted, and challenged - intelligently.