 On 5 February 1990, DSU joined the Alliance for Germany together with the centre-right Christian Democratic Union (CDU) and the now-defunct Democratic Awakening (DA) to form the Alliance for Germany, a centre-right coalition which ran in the first (and only) free East German general election of 18 March 1990.The DSU polled 6.3% of the votes cast and 25 seats in the People's Chamber parliament.It achieved its strongest results in the southern districts of Karl-Marx-Stadt, Dresden and Leipzig (that later formed the state of Saxony), where the DSU polled two-digit percentages.