They hated him because he spoke up against the su1c1dal nature of leftist ideology, which is atheistic, marxist, and hopeless by nature. He called people to rediscover faith, family, freedom, and the foundations of our nation that made us strong and united across state and ethnic boundaries.
When your goal is to lead as many people as possible to despair and death, even one single man, no matter how tolerant and inclusive or open to peaceful dialogue, is a threat and must be taken out in their eyes.