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.
Accession of Turkey to the European Union the customs agreements which Turkey had already signed as a precondition to start EU membership negotiations in 2005, it is obliged to open its ports to Cypriot planes and vessels, but Turkey has not complied so far; refusing to do so until the EU eases the international isolation of Northern Cyprus. In February 2013, Turkish EU Minister Egemen Bağış told the Republic of Cyprus, "if you truly want salvation, truly want peace, then remove your blockade of Ercan Airport to EU member countries and Turkey will open its ports to you." Turkey's refusal to implement a trade pact between Turkey