- Gulf Region: battleground for Sunni - Shi’a rivalry.
- Bahrain: 70% Shi’as, run by a Sunni monarchy.
- UAE and Saudi Arabia: 85-90% Sunni's; governments are allies of the US.
- Iran (Shi'a) supports Bahrain protesters.
Read the article 'Bahrain declares state of emergency; new clashes erupt' on washingtonpost.com.