Eva J. Koulouriotis

Analysis: Russia's invasion has seen a diplomatic reshuffling in the region, giving new impetus to cooperation on energy security.

Analysis: The stated reasons for Washington's withdrawal of support for the EastMed pipeline project, intended to reduce Europe's reliance on Russian gas, were economic, but the US is making geopolitical calculations too.

Analysis: Amid shifting regional alliances, Greece has sought to establish itself as an important player.

Analysis: Once a close partner in North Africa, Greek-Libyan ties frayed during the civil war. Now, Athens is laying the foundations to become a key player in the country's future.

Analysis: The Eastern Mediterranean was simmering with tensions last summer, but there is now cautious optimism following positive overtures between Greece and Turkey at the NATO summit.

Analysis: The beginning of a new chapter in Egypt-Turkey relations could also pave the way for changes in the wider region.

Analysis: Concerns about Turkey's regional assertiveness have pushed Greece to adopt a more proactive foreign policy, with Athens building new military and diplomatic alliances.

Analysis: Fault lines in the Gulf crisis have long played out in the Eastern Mediterranean, but that could be set to change.

Analysis: With new power blocs emerging within Europe, the future of EU-Turkey ties, and the union itself, could be at stake.

Analysis: With Greece seeking a more active role from Biden in the Aegean Sea, Turkey could find itself constrained by the president-elect.