Altona, Hamburg surrounding cities) with the Free and Hanseatic City of Hamburg in 1938. On 1 February 2007 the "Ortsämter" (precincts) in Hamburg were dissolved. In Altona the precincts of Blankenese, Lurup and Osdorf had existed and had local offices. On 1 March 2008 the Schanzenviertel neighborhood, which had spanned across parts of the boroughs of Altona, Eimsbüttel and Hamburg-Mitte, became the Sternschanze quarter, the entirety of which is now in the Altona borough. The border of Altona to the south is the River Elbe, and across the river the state Lower Saxony and the boroughs Harburg and Hamburg-Mitte. To the east
Accession of Hamburg to the German Customs Union (Zollverein) Instead of the old international treaties, a constitution bound the states together and solidified the union. Thus the fears of the Hanseatic cities had become groundless. But now it became clear that the other grounds alone were strong enough to keep them away from the Customs Union. Following the Second Schleswig War of 1864, Schleswig and Holstein became a Prusso-Austrian condominium, with Prussia occupying the former and Austria the latter, but on 8 June 1866, Prussian general Von Manteuffel crossed the river Eider into Holstein, which bordered Hamburg on the north. Having warned Austria he was exercising Prussia's condominate right