On Wednesday, Riyadh and Abu Dhabi unveiled a raft of economic deals, signing 20 memorandums of understanding for over 60 joint projects, including in the oil and gas, banking, nuclear energy, and defense.

The deals, approved at a meeting of the Saudi-Emirati Coordination Council in the Saudi port city of Jeddah, did not involve the four other Persian Gulf Cooperation Council (GCC) members — Oman, Qatar, Bahrain, and Kuwait.