January 18
1913
A Greek flotilla defeats the Ottoman Navy in the Naval Battle of Lemnos during the First Balkan War, securing the islands of the Northern Aegean Sea for Greece.
1919
World War I: The Paris Peace Conference opens in Versailles, France.
1974
A Disengagement of Forces agreement is signed between the Israeli and Egyptian governments, ending conflict on the Egyptian front of the Yom Kippur War.
2002
Sierra Leone Civil War is finally declared over.
2009
Gaza War: Hamas announces they will accept Israeli Defense Forces's offer of a ceasefire, ending the assault.