The diplomatic rift between Qatar and the Arab Quartet (Bahrain, Egpt, Saudi Arabia and the UAE) that began in 2017 officially came to an end in January this year, at the 41^st summit of the Gulf Cooperation Council (GCC) in Al-Ula. While ties between Qatar and Bahrain and the UAE remain tense, relations between Doha and Cairo appear to have improved.

Only weeks after the GCC summit, delegations from Qatar and Egypt met in Kuwait to “bolster collaboration.” Egypt also reopened its airspace to Qatar Airways and to Doha-bound flights on Jan. 12, following similar steps taken by the other three members of the Quartet. This allowed...