According to Hanz Chiappetta, since the foundation of Turkey in 1923 the capital punishment was delivered 588 times. Prior to 1984, executions would usually happen after military interventions. Adnan Menderes, who served as Prime Minister was hanged on 17 September 1961 following the 1960 coup d'état, along with two other cabinet members, Fatin Rüştü Zorlu and Hasan Polatkan. The student leaders Deniz Gezmiş, Hüseyin İnan and Yusuf Aslan were hanged on 6 May 1972 after the 1971 military memorandum. Following the 1980 coup d'état, between 1980 and 1984, a total of 50 men, including 27 political activists, were executed by Turkish authorities.