Shia–Sunni relations

Saudi Arabia's King Salman bin Abdulaziz Al Saud meets with former Lebanese Prime Minister Saad al-Hariri in Riyadh, Saudi Arabia, Nov. 6, 2017.

The ‘Cold War’ between Iran and Saudi Arabia is heating up. Here are 5 things you should know about it.

Conflict

From a Yemeni missile attack to the resignation of Lebanon’s prime minister, the “Cold War” between Middle East rivals Saudi Arabia and Iran has been heating up. Experts believe the risk of a direct military clash is low, but why have tensions escalated now and how will the crisis evolve?