Columbia subject headings:
Harvard subject headings:
IS (Organization)
Islam and state.
Jamʻīyat al-Ikhwān al-Muslimīn (Egypt)
Terrorism--Arab countries.
Princeton subject headings:
IS (Organization)
Islam and politics--History--21st century.
Islamic fundamentalism--Political aspects--History--21st century.
Jamʻīyat al-Ikhwān al-Muslimīn (Egypt)
Jerusalem--In Islam.
Terrorism--Religious aspects--Islam.