- January 24: Britain calls for Greece to enter World War I on the side of the Entente allies in exchange for territory in Asia Minor.
- January 27: Gen Ioannis Metaxas issues a report to PM Eleftherios Venizelos warning of the difficulties of Greek military involvement in Asia Minor.
- January 27: A powerful earthquake (6.6 on the Richter scale) strikes Ithaca and the surrounding area.
- February 21: Prime Minister Eleftherios Venizelos resigns after a series of disagreements - mostly focused around entry into World War I - with King Constantine I.
- May 31: Eleftherios Venizelos' Liberal Party wins 185 parliamentary seats (out of 316) in the national elections.
- August 7: A powerful earthquake (6.7 on the Richter scale) strikes Ithaca and the surrounding area for the second time within the year.
- August 23: Eleftherios Venizelos forms a government. He had won the elections on May 31 but King Constantine I delayed issuing his order to the Cretan politician.
- September 10: The government of Eleftherios Venizelos declares general mobilisation throught Greece.
- September 22: Prime Minister Eleftherios Venizelos again resigns after a series of disagreements with King Constantine I.
- October 3: Greek PM Alexandros Zaimis rejects the British proposal to enter World War I in exchange for Cyprus.
- October 5: Entente allies land in Thessaloniki.
- December 6: Eleftherios Venizelos and his political allies boycott the national elections, resulting in the election of a largely royalist Parliament.