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| YEAR | DATE | EVENT | KING |
| 1270 | b.C. | Kingdom of Vars | |
| 860 | b.C. | Arame | |
| 843 | b.C. | x | |
| 832 | b.C. | Sarduis I | |
| 820 | b.C. | Ispuimis | |
| 800 | b.C. | Menaus | |
| 780 | b.C. | Argisti I | |
| 756 | b.C. | Sarduis II | |
| 733 | b.C. | Rusas I | |
| 714 | b.C. | Argisti II | |
| 685 | b.C. | Rusas II | |
| 625 | b.C. | Rusas III | |
| 612 | b.C. | Persian Occupation | |
| 401 | b.C. | Satrap - Orontids dinasty | Orontes/Ervand I |
| 344 | b.C. | Codomannus/Darius III King of Persia | |
| 336 | b.C. | Orontes/Ervand II | |
| 331 | b.C. | Kingdom | Orontes/Ervand II |
| 325 | b.C. | Mithranes | |
| 317 | b.C. | Orontes III | |
| 260 | b.C. | Samus | |
| 260 | b.C. | Arsames | |
| 230 | b.C. | Xerxes | |
| 212 | b.C. | Orontes IV | |
| 200 | b.C. | Artaxiads dinasty | Artaxias |
| 164 | b.C. | Tigranes I | |
| 159 | b.C. | Artavasdes I | |
| 95 | b.C. | Tigranes II | |
| 55 | b.C. | Artavasdes II (I) | |
| 33 | b.C. | Artaxes | |
| 20 | b.C. | Tigranes III | |
| 8 | b.C. | Tigranes IV | |
| 1 | Artavasdes II (II) | ||
| 2 | Ariobarzanes | ||
| 4 | Artavasdes III | ||
| 6 | Tigranes V | ||
| 11 | Vonones | ||
| 18 | Artaxias I | ||
| 34 | Arsaces I | ||
| 36 | Mithridates | ||
| 52 | Arsacids dinasty | Tiridates I (I) | |
| 60 | Tigranes VI of Cappadocia | ||
| 62 | Tiridates I (II) | ||
| 100 | Axidares | ||
| 113 | Parthamasiris | ||
| 114 | Roman occupation | ||
| 117 | Kingdom - Arsacids dinasty | Valarsh I | |
| 142 | Pacorus | ||
| 163 | Sohaemus | ||
| 175 | Valarsh II | ||
| 217 | Tiridates II | ||
| 252 | Tiridates III | ||
| 330 | Khosrov II | ||
| 338 | Tigranes V | ||
| 350 | Arsaces II | ||
| 367 | Artashes III | ||
| 428 | Persian Occupation | ||
| 628 | Kingdom | Mzhezh | |
| 635 | David | ||
| 638 | Toros | ||
| 654 | Mushegh | ||
| 655 | Hamazasp | ||
| 658 | Gregory I | ||
| 684 | Ashot II | ||
| 690 | Nerseh | ||
| 691 | Smbat VI | ||
| 711 | Arab Occupation | ||
| 732 | Kingdom | Ashot III | |
| 748 | Gregory II | ||
| 750 | Mushegh II | ||
| 755 | Sahak III | ||
| 761 | Smbat VII | ||
| 772 | interregnum | ||
| 780 | Tachat | ||
| 785 | interregnum | ||
| 806 | Kingdom of Chelat - Bagratids dinasty | Ashot IV | |
| 826 | Smbat VIII (I) | ||
| 830 | Smbat VIII (II) and Bagarat II | ||
| 852 | Smbat VIII (III) | ||
| 856 | Ashot I | ||
| 890 | Smbat I | ||
| 915 | Ashot II | ||
| 928 | Abas | ||
| 951 | Ashot III | ||
| 977 | Smbat II | ||
| 989 | Gagik I | ||
| 1020 | Smbat III (I) e Ashot IV | ||
| 1040 | Smbat III (II) | ||
| 1042 | Gagik II | ||
| 1045 | Byzantine Occupation | ||
| 1064 | Persian occupation | ||
| 1206 | Mongol Occupation | ||
| 1382 | Ottoman Occupation | ||
| 1827 | 1 october | Russian Provence | |
| 1918 | 22 april | Part of Georgia |
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| YEAR | DATE | EVENT | HEAD OF STATE | PRIME MINISTER |
| 1918 | 30 may | Republic | Avetis Aharonyan | Hovhannes Kacharznuni |
| 1919 | 28 may | Aleksandr I. Khatisyan | ||
| 1920 | 5 may | Hamazasp Ohandzhanyan |
| YEAR | DATE | EVENT | HEAD OF STATE | PRIME MINISTER |
| 1920 | 29 november | Soviet Socialist Republic | Sarkis Kasyan | Simeon Vratsyan |
| 1921 | 21 may | Aleksandr Miasnikyan | ||
| 1922 | 2 february | Sarkis Ambartsumyan | ||
| 1922 | 12 march | State of Transcaucasian Federation | ||
| 1936 | 5 december | 10° Socialist Republic of URSS | Gevorg S. Anesoglyan | Abram A. Guloyan |
| 1937 | 23 november | Matsak Petrosovich Papyan | Aram Sergeyevich Piruzyan | |
| 1945 | Agasi Solomonovich Sarkisyan | |||
| 1947 | 31 march | Saak Karapetovich Karapetyan | ||
| 1949 | Shmalon Minasovich Arusanyan |
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| YEAR | DATE | EVENT | PRESIDENT | PRIME MINISTER |
| 1952 | 17 december | Anton Ervandovich Kochinyan | ||
| 1954 | may | Shmalon Minasovich Arushanyan | ||
| 1963 | april | Nagush Khachaturovich Arutyunyan | ||
| 1966 | february | Badal Amayakovich Muradyan | ||
| 1972 | november | Grigory Agafonovich Arzumanyan | ||
| 1975 | 3 july | Babken Yesayevich Sarkisov | ||
| 1977 | 17 january | Fadey Tachatovich Sarkisyan | ||
| 1985 | december | Grant Mushegovich Voskanyan | ||
| 1990 | 4 august | Republic of URSS | Levon Akopovich Ter-Petrosyan | Fadey Tachatovich Sarkisyan |
| 1990 | 13 august | Vazgen Manukyan |
| YEAR | DATE | EVENT | PRESIDENT | PRIME MINISTER |
| 1991 | 23 september | Republic | Levon Akopovich Ter-Petrosyan | Vazgen Manukyan |
| 1992 | Khosrow Arutyunyan | |||
| 1993 | 2 february | Hrant Bagratyan | ||
| 1996 | 4 november | Armen Sarkisyan | ||
| 1997 | 20 march | Robert Kocharyan (I) | ||
| 1998 | 4 february | Robert Kocharyan | ||
| 1998 | 10 april | Armen Darbinyan | ||
| 1999 | 11 june | Vazgen Sarkisyan | ||
| 1999 | 3 november | Aram Sarkisyan | ||
| 2000 | 2 may | Robert Kocharyan (II) | ||
| 2000 | 12 may | Andranik Markaryan | ||
| 2007 | 4 april | Serzh Sarkisyan | ||
| 2008 | 9 april | Serzh Sarkisyan | Tigran Sarkisyan |