Bahrain has joined the club. No surprise there. But everyone now is waiting for Saudi to make diplomatic relationship with Israel. The big fish. Everything else is moot.
I would bet about 4 months. KSA-Israel agreement within or after US election.
Keep your prayers up. /s
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The other thing is annexation of Jerusalem. It's annexed, but the official declaration is pending. KSA will want to make sure its declaration of joining the club vs Israel's declaration of annexation of Jerusalem doesn't fall too close together. That will be embarrassing.