QUETTA: All Parties Democratic Movement (APDM) Saturday announced that the alliance will commemorate May 12, 2007 as a black day in the history of Pakistan.nnThis was announced by APDM convener and Chief Pukhtoonkhwa Mili Awami Party, Mehmood Achakzai while addressing a press conference here.nnHe demanded an independent judicial inquiry into the May 12 carnage last year. nnAchakzai said Pervez Musharraf had himself accepted in front of the international media that his actions were unconstitutional. nnHe went on to say that all unconstitutional acts were treason committed against the state and those supporting such acts were also part and parcel of the crime.nnAcakzai said that his party would support any power that would restore the deposed judges.