Islamism seems to still be the number one source of terrorism fatalities: https://www.newamerica.org/in-depth/terrorism-in-america/what-threat-united-states-to

Islamism seems to still be the number one source of terrorism fatalities: https://www.newamerica.org/in-depth/terrorism-in-america/what-threat-united-states-today/ https://www.newamerica.org/in-depth/terrorism-in-america/wha...