Suppression of Muslim movements, especially in Egypt, breeded resentment and a view of regional governments as un-Islamic and unaligned with Muslim interests.
Key point 2
The successful Iranian revolution galvanised militant movements in the Arab world. Organisations like the Muslim Brotherhood were thereby emboldened to challenge autocratic regimes and further their political agenda.
Key point 3
The 2003 invasion of Iraq resulted in a Sunni-Shia divide. This division increased violence in the region and allowed for hypercharged movements like ISIS to gain influence.