One-party period of the Republic of Turkey the Liberal Republican Party was established but dissolved by its founder. The Progressive Republican Party had also been established in 1924 by Kazım Karabekir, but was banned after its members' involvement in the 1925 Sheikh Said rebellion. Despite Atatürk's efforts in establishing a self-propagating multi-party system during his presidency, this was only established after his death in 1938. With the establishment of the Republic of Turkey, efforts to modernize the country began. The institutions and constitutions of Western states such as France, Sweden, Italy, and Switzerland were analyzed and adapted according to the needs and characteristics of the Turkish nation.
One-party period of the Republic of Turkey was under Turkish control. The president Tayfur Sökmen was a member of Turkish parliament elected in 1935 (representing Antakya (Greek: Αντιόχεια) and the prime minister Dr. Abdurrahman Melek, was also elected to the Turkish parliament (representing Gaziantep) in 1939 while still holding the prime-ministerial post. In 1939, following a popular referendum, the Republic of Hatay became a Turkish province. In World War II, Turkey decided to have active neutrality policy throughout the war but were considered "wobblies" by the Allies, since under the Ottoman Empire, there had been a history of conflict with Russia. Turkey via its diplomacy and thanks