Complex sentence: However, Wahhabi and Salafi influences from Saudi Arabia and anti-Shiite rhetoric from Iraqis who support Saddam, are causing clashes between the government and primarily Zaidi forces.
Split into simpler sentences: However, Wahhabi and Salafi from Saudi Arabia and anti-Shiite stance of Iraqis who support Saddam, are influencing the government. There are clashes between the government and primarily Zaidi forces.