May 13

Events

• 1821: The Battle of Valtetsi ends in Greek victory.
• 1908: Greek and Bulgarian guerrilas battle at Ieropigi, Macedonia.
• 1912: First lieutenant Dimitrios Kamberos flies the first military plane in Greek history: a Henry Farman aircraft.
• 1916: German and Bulgarian forces invade eastern Macedonia and occupy Roupel fort after a brief firefight with Greek border guards.
• 1941: Coupons for bread are issued in Nazi-occupied Greece.
• 1995: A strong earthquake (6.6 on the Richter scale) strikes southern Macedonia between Kozani and Grevena.

Sports

• 1946: The Hellenic Tennis Federation (EFOA) is re-activated and Constantinos Nikolopoulos becomes the first president. The federation had stopped its activities from 1940 to 1945 because of the 2nd World War. In August of the same year, its founder Ioannis Ketseas will return to the president’s position until his death
• 1987: The European Cup Winners Cup final is held at Athens' OAKA Stadium. Marco van Basten leads Ajax Amsterdahm to a 1-0 win over Lokomotiv Leipzig.

Births

• 1883: Dr. Georgios Papanikolaou, inventor of the Pap smear.
• 1920: Dr. Vasos Lyssaridis, Cypriot politician.