The 1876–77 Constantinople Conference (Turkish: Tersane Konferansı "Shipyard Conference", after the venue Tersane Sarayı "Shipyard Palace") of the Great...

The Great Powers ratified the terms of the Constantinople Arrangement in connection with the border between Greece and the Ottoman Empire in the London...

The First Council of Constantinople (Latin: Concilium Constantinopolitanum; Greek: Σύνοδος τῆς Κωνσταντινουπόλεως) was a council of Christian bishops convened...

occupation of Istanbul (Turkish: İstanbul'un işgali) or occupation of Constantinople (12 November 1918 – 4 October 1923), the capital of the Ottoman Empire...

The Second Council of Constantinople is the fifth of the first seven ecumenical councils recognized by both the Eastern Orthodox Church and the Catholic...

Georgios Angelopoulos (Γεώργιος Αγγελόπουλος), was Ecumenical Patriarch of Constantinople from 1797 to 1798, from 1806 to 1808, and from 1818 to 1821. He was...

The Eastern Schism, also known as the 2018 Moscow–Constantinople schism, is a schism between the Russian Orthodox Church (ROC, also known as the Moscow...

of 1877–1878. It was signed at San Stefano, then a village west of Constantinople (present-day Istanbul), on 3 March  [O.S. 19 February] 1878 by Count...

The Fourth Council of Constantinople was held in 879–880. It confirmed the reinstatement of Photius I as patriarch of Constantinople. The result of this...

arguments at the San Remo conference. After the armistice of Mudros, the allies' military administration was established in Constantinople on 13 November 1918...