For 10 points, name this man probably best known for an epithet designating him as father of the nation he founded, the Republic of Turkey.
A crucial turning point in this person's career was the defection of Kâzim to his side shortly after he landed at Samsun. Joining the CUP after being reassigned to Salonika, this leader met his ally and eventual successor in Ismet Inönü while fighting on the eastern front of a later war, in which he initially commanded the nineteenth division. This leader later repudiated the Treaty of Sèvres and negotiated the much more favorable Treaty of Lausanne after compelling the abdication of Mehmet VI. He rose to prominence after his successful defense of Gallipoli. For 10 points, name this man probably best known for an epithet designating him as father of the nation he founded, the Republic of Turkey.
A crucial turning point in this person's career was the defection of Kâzim to his side shortly after he landed at Samsun.
Kemal {Atatürk} [or Mustafa {Kemal} Pasa]