Budapest was the sole capital of the `` Austro-Hungarian Empire '' .
It also became the only capital of the `` Austro-Hungarian Empire '' , a great power that dissolved in 1918 , following `` World War I '' . Budapest was the focal point of the `` Hungarian Revolution '' of 1848 , the `` Hungarian Republic of Councils '' in 1919 , the `` Battle of Budapest '' in 1945 , and the `` Hungarian Revolution '' of 1956 .
Budapest