Adolf Hitler Leopold Frankenberger had fathered Alois. No Frankenberger was registered in Graz during that period, and no record has been produced of Leopold Frankenberger's existence, so historians dismiss the claim that Alois's father was Jewish. Adolf Hitler was born on 20 April 1889 in Braunau am Inn, a town in Austria-Hungary (in present-day Austria), close to the border with the German Empire. He was christened as "Adolphus Hitler". He was the fourth of six children born to Alois Hitler and his third wife, Klara Pölzl. Three of Hitler's siblings—Gustav, Ida, and Otto—died in infancy. Also living in the household were Alois's
History of the Social Democratic Party of Austria History of the Social Democratic Party of Austria Socialist and worker's movements and associations had already started to form in Austria by the mid-19th century. The party's first meeting took place in 1874 in Neudörfl in what later became Burgenland. The following years saw factional infighting, and the party split into moderate and more radical factions. It was united in 1889 as the Social Democratic Workers' Party of Austria (, SDAPÖ) through the work of Doctor Victor Adler. At the party congress in Hainfeld, the party decided to accept Adler's Declaration of Principles on 30 December 1888. 1 January 1889