Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Harakat al-Shabaab al-Mujahideen more commonly known as al-Shabaab is the Somalia-based cell of the militant Islamist group al-Qaeda. As of 2012, the outfit controls large swathes of the southern parts of the country where it is said to have imposed its own strict form of Sharia law. Al-Shabaab's troop strength is estimated at 14,426 militants. Learn more about Al Shabaab, its organization, leaders and most well known attacks in the following pages.