Career
After the declaration of the Republic of Turkey, he became a politician and served in the Grand National Assembly of Turkey. On 24 January 1924, he was promoted to rank Mirliva, with the style of Pasha. He is a descendant of Ottoman Grand Vizier Lala Mehmed Pasha.
Huseyin Avni was born in 1877 as the son of Mustafa Bey.
Upon graduating from Monastir Military High School in 1893, where he befriended Mustafa Kemal Ataturk, he attended Ottoman Military Academy. In 1903 he was promoted to the rank of Captain and in 1908 he was promoted to the rank of Major.