The execution of 200 Greek resistance fighters by the German occupiers on May 1st, 1944 in Kaisariani, as reprisal for the Greek Resistance ambush against Nazis.
On the occasion of the 85th anniversary of the death of Eleftherios Venizelos on March 18, 1936, the National Foundation for Research and Studies "Eleftherios K. Venizelos" made a short film starring Grigoris Valtinos.