On 1 December 1912, Atatürk arrived at his new headquarters on the Gallipoli peninsula and, during the First Balkan War, he took part in the amphibious landing at Bulair on the coast of Thrace under Binbaşı Fethi Bey, but this offensive was repulsed during the Battle of Bulair by Georgi Todorov's 7th Rila Infantry Division under the command of Stiliyan Kovachev's Bulgarian Fourth Army.