He was a student of natural sciences, philosophy and history in the German Empire, biology in the United Kingdom and literature and art criticism in France.
[1] After his return to Bulgaria, he was one of the founders of the Bulgarian Social Democratic Union in 1892.
[4] Sakazov became a parliamentarian again in 1911, and as the sole socialist deputy in the National Assembly he voted against increased military spending in 1912.
[5] In 1900 Sakazov founded the publication Obshto delo ('Common Action'), around which the moderate faction of the party rallied.
Until August 1925 Sakazov's seat was shared with the Yugoslav socialist leader Živko Topalović.