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