Haydar Khan Amo-oghli or Haydar Khan Amu ogly Tariverdiev (Persian: حیدرخان عمواوغلی تاریوردی; Azerbaijani: حیدرخان عمواوغلی تاریوردی — Heydər Xan Əmioğlu Tarverdiyev; December 20, 1880 – October 15, 1921) was a leftist revolutionary during the Iranian Constitutional Revolution and among the founders of the Communist Party of Persia.He was born in Urmia, but immigrated with his family at a young age to Alexandropol (present-day Gyumri, Armenia). He received training in Erivan and Tiflis in electrical engineering, before he was invited to Iran in 1901 to set up an electrical plant for Imam Reza shrine in Mashhad. His father was Ali-Akbar Afshar (a physician) and his mother was Zahra. Because local people tend to call his father Amo (Uncle in Persian and Azeri language), they also called him Amo-oghli (Cousin in Azeri language). He immigrated to Alexandropol in 1886. As a student of Tbilisi Polytechnic University, he became acquainted with the ideas of socialism closer and in 1898 joined the Russian Social Democratic Labour Party. Wikipedia