60 - Introduction of Christianity into Armenia, by Apostles St. Thaddaeus and St. Bartholomew
110 - Persecution of the Christians in Armenia, by King Sanadroog
240 - Persecution of the Christians in Armenia, by King Kosrov II
250 - Letter from Bishop of Alexandria to the Bishop of Armenia Meroojan
287 - Persecution of the Christians in Armenia, by King Tiridates III (Trdat III)
301 - Martyrdom of the Forty Virgins. - Conversion of king Tiridates III and proclamation of Christianity as state religion. - Ordination of St. Gregory the Illuminator
302 - Founding of St. Echmiadzin
315 - Conversion of the Georgians and Caspian Albanians
325 - First Ecumenical Council in Nicaea
354 - The council of Ashdishad
355 - Armenian Monastic Movement
381 - Second Ecumenical Council in Constantinople
387 - Division of Armenia between Byzantine and Persia
406 - Invention of the Armenian Alphabet
431 - Third Ecumenical Council in Ephesus
435 - Translation of the Holy Bible
451 - Battle of Vartanantz. - Council of Chalcedon
482 - Edict of Emporer Zeno
508 - Rejection of the Council of Chalcedon by the Armenian Church
554 - Rejection of the council of Chalcedon and the Three Chapters
582 - Adoption of new calendar by the Armenian Church
590 - Establishment of an anti-See in Western Armenia, by the Byzantine Empire
607 - Seperation of the Georgian Church from the Armenian Church. - The Council of Bardav
628 - Communion between Byzantine Emperor Heraclius and Catholicos Yezr
640 - Occupation of Armenia by the Arabs
703 - Massacre of the nakharars in Nakhichevan
885 - Establishment of the Bagradite Kindom
915 - Holy Cross cathedral built on island Ahgthamar
1045 - Fall of the Bagradite Kingdom
1064 - Ani, capital of Armenia, sacked and burned by Seljuqs
1113 - Archbishop David declares himself head of the Armenian Church. - General Council on "Black Mountains" condemns and excommunicates him and his See.
1165 - Ecumenical dialogue between the Orthodox and the Armenian Church
1200 - The Establishment of the Brotherhood of St. James
1292 - The fall of the Armenian Holy See, at Hromgla
1307 - The Council of Sis
1316 - The Council of Adana
1375 - Fall of the Cilician Kingdom
1400 - St. Gregory of Datev completes his systematized theology of the Armenian Church
1441 - The Catholicossal See is reestablished in St. Echmiadzin
1461 - Sultan Mouhamed II establishes the Armenian Patriarchate of Constantinople
1512 - Hagop The Sinner publishes the first Armenian book
1666 - The Armenian Bible is published in Amsterdam
1717 - Mkhitar of Sebastia establishes the Mkhitarist Brotherhood in Venice
1794-96 - The First Armenian newsletter is published in Madras, India
1805 - The Bible translated into Armenian by the Mkkhitarists
1863 - The Armenian Costitution is proclaimed in Ottaman Empire
1894-96 - The Hamidian Massacres claim 300,000 Armenians
1903 - Tsarist Russia tries to capture the Armenian churches in Armenia
1909 - The Massacres of Adana claim 30,000 Armenians
1915 - The Ottomans systematically massacre 1.5 million Armenians
1918 - The Armenian Republic is is established in Armenian
1921 - The Soviet Armenian Republic is established
1988 - Arstakh movement in Armenia. - A huge earthquake devastates northeastern Armenia
1991 - Armenia re-establishes her independence.
1994 - Catholicos Vazgen I passes away in Yerevan.
1995 - Election and Consecration of H.H. Karekin I, Catholicos of all Armenians
1995 - Election and Consecration of H.H. Aram I, Catholicos of Cilicia
1999 - H.H. Karekin I, Catholicos of all Armenians passes away in Yerevan (June 29)
1999 - H.H. Karekin II Nersissian was elected the 132nd Catholicos of All Armenians (October 27)
2001 - Celebration of 1700 years of Christianity in Armenia.