from Panathinaikos with difficulty, after defeating 0-1 in stage Georgios Karaiskakis Stadium. In the following three years, he played a race course without any stability. Initially, in the 1965-66 period, he finished in 13th place, tied with Panserraikos and Panayalioyos, with whom he was led to ranking matches for the stay. In the first match he was defeated by 0-1 from Panayalio in New Philadelphia and in the second match was imposed with 2-1 of Panserraikos in the Trikala Stadium with the goals of Panagiotis Skoufos and Giorgos Grypaiou. However, after equalizing and in the league matches, the goal scorer of the regular season of the championship, where Progressive had a great lead, having achieved a total of 42 goals, while Panserraikos and Panayihelos from 29 and 27 respectively secured the stay in Alpha Ethniki. At the same time, excluding Atromitos Piraeus (2-4) from the 16th round, he reached the quarter-finals of the Greek Cup where he was eliminated from Kavala away from home. In the following period, 1966-67, he finished in 8th place in the scoreboard, in front of Hercules and behind the National Piraeus, being the second highest ranked (after 4th place) in the first league, 1967-68, finished in 16th place in a total of 18 teams and departed in Second National for a second time in its history, after 4 consecutive years and 8 in total, in the top class. In the meantime, with the advent of the 1967 dictatorship in the country's political leadership and throughout its seven-year period until 1974, Proodeftiki, because it was composed of human progressive beliefs, something that was not liked by members of the dictatorial regime, it became a target and there was a great deal of controversy between them and specific players and managers of Proodeftiki. More specifically, members of the regime "forced" in 1967 to leave one of the most important football players of the group, Charalampos Vergidis. Also, upon request of the regime, the Federation of Supporters closed. Defeated in the 2nd National for the second time in its history, 1968-69 finished in the second privileged position of the South Group, 54 behind Panachai and in front of Fosta, with 19 wins, 9 draws and 6 defeats . Inside it suffered just 1 defeat from Ethnikos Asteras 0-2, while on the contrary it remained unbeaten by the champion Panachaiki, with which they managed to score 1-1 home and