Iraq's future is crucial to Iran: it is a natural Shia ally, a neighbour, and the site of many Shia landmarks.
Iraqis in Baghdad and beyond are reaching for their rifles in a call to arms to stop ISIL.
If American bombs start falling on Iraqi soil again it could further inflame the sectarian tensions.
Many rallied to the banner of the Islamic State of Iraq and the Levant as it scored victories. But will that unity last?
Libyans had hope for change after the 2011 revolution, but now they say the situation there has only gotten worse.
In US, Memorial Day honours soldiers who fell in battle. In Iraq there is no special day to remember the victims.
For Iraq's Kurds, selling oil on their terms is the key to independence. For Baghdad, losing control spells disaster.
Human rights groups say Israeli army had no reason to use live ammunition after two youths were killed on Nakba day.
With thousands killed after the 2003 US invasion and little social change, Iraqi's have paid a high price for democracy.
Latest offensive against fighters is likely to decide the future of embattled President Abd Rabu Mansour Hadi.
Ammar al-Hakim, a charismatic and respected Shia leader, has the power to select his country's next prime minister.