Historical milestones observed on October 11

This report highlights various historical events that occurred on October 11 across different eras and regions.

In Greek history, notable events include the liberation of Kozani from Ottoman rule by the Greek Army cavalry in 1912, the declaration of King Otto as deposed by a revolutionary committee in 1862, and the signing of the Treaty of Mudanya in 1922, which facilitated the withdrawal of Greek forces from Eastern Thrace. Additionally, the report notes the 1935 implementation of martial law following a coup.

Global historical milestones mentioned include the 7th Ecumenical Council in Nicaea in 787, the launch of the first steam-powered ferry boat by American inventor John Stevens and his son in 1811, and the commencement of the Chinese Civil War in 1945 between Mao Zedong and Chiang Kai-shek.