One-party period of the Republic of Turkey One-party period of the Republic of Turkey The single-party period of the Republic of Turkey began with the formal establishment of the country in 1923. The Republican People's Party (CHP) was the only party between 1923 and 1945, when the National Development Party was established. After winning the first multiparty elections in 1946 by a landslide, the Republican People's Party lost the majority to the Democratic Party in the 1950 elections. During the single-party period, President Mustafa Kemal Atatürk repeatedly requested that opposition parties be established against the Republican People's Party in order to transition into multi-party democracy; in 1930,
Multi-party period of the Republic of Turkey trial. Members are accused of terrorism and plotting to overthrow the civilian government. On 22 February 2010 more than 40 officers arrested and then were formally charged with attempting to overthrow the government with respect to so-called "Sledgehammer" plot. They include four admirals, a general and two colonels, some of them retired, including former commanders of the Turkish navy and air force (three days later, the former commanders of the navy and air force were released). Multi-party period of the Republic of Turkey The multi-party period of the Republic of Turkey started with the establishment of the opposition Liberal Republican