 Eventually, with the abdication of Constantine in summer 1917 and the return of Venizelos triumphant to Athens, Skouloudis found himself investigated for collaboration with the former king, such as the reasons for the surrender of Fort Roupel in 1916 to Central Powers.It was decided, due to his age, to not be exiled, such others, but to be placed under custody.He was charged and convicted along with his cabinet and remained in prison until November 1920.