Mustafa Kemal Atatürk system. The one-party regime was established "de facto" in 1925 after the adoption of the 1924 constitution. The only political party of the GNA was the "Peoples Party", founded by Mustafa Kemal on 9 September 1923. (But according to the party culture the foundation date was the opening day of Sivas Congress on 4 September 1919). On 10 November 1924 it was renamed "Cumhuriyet Halk Fırkası" or Republican People's Party (the word "fırka" was replaced by the word "parti" in 1935). Abolition of the Caliphate was an important dimension in Mustafa Kemal's drive to reform the political system and to
Cumhuriyet making a stand against the AKP government's mounting pressure. Shortly thereafter, 's former editor-in-chief Can Dündar and the newspaper's Ankara representative Erdem Gül were arrested facing sentences up to life imprisonment. During the last decade, the newspaper's staff has also been physically attacked, with the 2008 molotov attack against "Cumhuriyet"'s headquarters in Istanbul's Şişli district being particularly significant. Also notable is the attempted assassination of Can Dündar in 2016. "Cumhuriyet" contributors such as Uğur Mumcu, Bahriye Üçok, Ahmet Taner Kışlalı, Muammer Aksoy, Ümit Kaftancıoğlu, Onat Kutlar, and Cavit Orhan Tütengil had been assassinated in the past. By the end of