Reza Shah Pahlavi is known by many as the Father of Modern. Born as a commoner in 1878 in Mazandaran Province to a military man Abbas Ali and his wife Noush Afarin, Reza Khan joined the Cossack Brigade by 1893 at the age of 15. The young Reza quickly excelled as an officer in bravery, reliability, discipline and abilities rising in ranks so that by 1918 he was referred to as a Brigadier General. In 1921, his involvement with a coup and occupied Tehran elevated him to war minister. By 1923, he was the prime minister. Between 1921-1924 first as war minister and then prime minister, Reza Khan negotiated the evacuation of the Russian and British troops, respectively.