Bing found the following results
Islamism - Wikipedia
Islamic extremism - Wikipedia
Islamism | Political Islam | Britannica
Islamic terrorism - Wikipedia
Al-Qaeda | History, Meaning, Terrorist Attacks, & Facts
Muslims vs. Islamists | The Washington Institute
The Islamists | United States Institute of Peace
Islamism, Salafism, and jihadism: A primer | Brookings
Viewpoint: What do radical Islamists actually believe in? - BBC
Islamism at 50 in Politics, Power and War | Wilson Center