[1] August Hansen was born into a peasant family in Kaansoo, Vastemõisa Parish, Viljandi County on April 23, 1895.
He graduated from the Vastemõisa ministry school in 1910 and then worked as a student salesman at the consumers' association store in Viljandi.
After the February Revolution of 1917, he and the left-wing members separated from the main part of the SRP and joined the movement aimed at seizing exclusive power led by the Tallinn Committee of the Estonian Section of the Russian Social Democratic Labour Party (Bolsheviks).
After the departure of the occupying forces in November 1918 and the restoration of Estonian self-governing bodies, he was invited to be the administrator of the Tallinn City Government.
After the Occupation of the Baltic states in 1940, he worked for a short time as the director of the Rahva Hääl and Kommunist publishing houses.