In AP Bozbeyli was a part of a group known as the supporters of the pre-1960 Democrat Party politicians.
In the general elections held on 14 October 1973 in which he was reelected as an MP from Istanbul Province, DP received 11.9% of votes and sent 45 representatives to the lower house of the parliament.
But after 1973 the party began losing support and in the elections held on 5 June 1977 DP was severely defeated.
After this defeat Bozbeyli resigned from his post in the party and quit from politics on 18 December 1978.
[3] He wrote the following books:[3] Bozbeyli died at a hospital in Ankara on 28 July 2019 where he had been treated for kidney and lung diseases.