 In the next few years, Vlahov was politically active as a member of the Ottoman Parliament as a representative from the People's Federative Party (Bulgarian Section).After the dissolution of the PFP in 1911, he became a member the Ottoman Socialist Party and in 1912 was elected again as a deputy in the Ottoman Parliament.After the Balkan Wars, Vlachov was a representative of the Kingdom of Bulgaria in high diplomatic and administrative positions in Odessa, Kiev, Pristina and Vienna.