Dimitar Vlahov, another extremely controversial politician and revolutionary, who also alternated between pan-Bulgarian and pan-Macedonian nationalism, member of the left wing of the Macedonian-Adrianople revolutionary movement, later Bulgarian deputy in Ottoman Parliament, afterwards one of the main leaders of IMRO (United) – de facto extension of the Bulgarian Communist Party, finally elected in 1946 as ethnic Macedonian vice-president of the Praesidium of Communist Yugoslavia's Parliament, expressed in his book ""The struggles of Macedonian people for freedom"", published in Vienna in 1925, his view, confirmed again in Vlahov's ""Memoirs"", published in Skopje in 1970: