1743: Birth of Ioannis Varvakis at Psara
1770: Sea battle of Çeşme
1772: Lieutenant of the Russian fleet
1775: Settlement to Constantinople
1775: Immigration to Russia
1776: Settlement to Saint Petersburg
1776: Temporary sojourn at Kerc (Crimea)
1776-1815: Immigration and permanent settlement at Astrakhan
1780-1782: Important collaboration in the secret mission of the Caspian Sea
1788: Beginning of the benevolent activity at Astrakhan
1796-1797, 1804-1805, 1811: Political and financial intervention in the Russian-Persian wars
1809-1824: Benevolent, patriotic activity at Taiganio, Odessa, Moscow, Vienna, Greece
1812: Moral and material support to the patriotic war of 1812
1815: Settlement at Taiganio
1815-1821: Ideological and financial activation in national emancipation companies
1824: Sojourn at Vienna, Geneva and trip to Greece
1825: Death at Zakynthos