'200th anniversary of the formation of Filiki Eteria'
Filiki Eteria (Society of Friends) was a secret 19th century organization whose purpose was to overthrow the Ottoman rule of Greece and establish an independent Greek state. Society members were mainly young Phanariot Greeks from Russia and local chieftains from Greece. The Society initiated the Greek War of Independence in the spring of 1821.
(news and image from Pabitra Saha)
(historical data from Wikipedia)