Ukrainian leader says he hopes to 'enhance bilateral relations and Ukraine’s ties with the Arab world,' which has remained largely neutral on Russian invasion of his country

Umbrella group expected to reiterate its perennial criticism of Israel's treatment of the Palestinians at a time of soaring tensions

Bashar Assad to participate in 22-member Arab League meeting following 12-year suspension amid restoration of ties with Riyadh

While trying to resolve conflict in Sudan, League's readmission of Assad regime marks controversial turning point in war-torn nation's diplomatic status

Invitation is latest move to rehabilitate Syrian president after years of being frozen out of regional politics due to his government's brutal crackdown and civil war

Damascus partakes in preparatory session for Arab League summit, a significant step toward regional reintegration following its suspension from body at start of 2011 civil war

Move seemingly cementing Assad's comeback comes days after Arab League votes to readmit country long isolated by regional rivals that backed rebel groups in civil war

Analysts suggest Damascus's former allies have recognized that 12 years of shutting Assad out had little practical effect on conflict

Several members, including Qatar, do not attend Cairo meeting; decision also includes commitment to dialogue aimed at reaching political solution to conflict

Iranian president describes 2-day trip to Syria, the first by Iranian head of state to Syria since 2010, as a 'turning point' in bilateral relations