According to geographer J. Partsch, a strong earthquake occurred in 1630 on the islands of Ithaca , Kefalonia and Lefkada. By far the strongest quake was ​​in 1658 with an unknown number of casualties. After exactly one century, in 1867, a terrible earthquake shook the island of Kefalonia and it became a powerful earthquake in Ithaca is remembered by thelocals as “mega earthquake ." The vibrations continued for a long time. The historian Lekatsas writes taht many earthquakes that shook Ithaca indicating some dates : January 11, 1912 , December 1,915.20 September 1,916.12 1,917.22 September 1,918.24 January December the same year. Since then other earthquakes followed with less power until the major earthquakes on 9 , 11 and August 13, 1953 of  7.2 on the Richter scale that destroyed Ithaca , Kefalonia and Zakynthos . The total damages where 871 people lose their lives, 1,690  injured and 145,052 made ​​homeless . Zakynthos, Ithaca and Kefalonia were completely destroyed. The devastating earthquake that struck the Ionian Islands in 1953 , lasted for almost two months , August and September ( smaller aftershocks lasted for more than 6 months) . The result was a complet destruction of Kefalonia , Ithaca and Zakynthos . The Greece that time came across a hard time (war - occupation - civil ) and it was at the first reconstruction efforts .