Lucius D. Clay conducted "Operation Vittles" in this city, where Peter Fechter later died in a "death strip."
One meeting in this city ratified British possession of Cyprus and, under the influence of Count Andrassy, reduced the size of the Principality of Bulgaria. That congress amended an agreement which ended the Russo-Turkish War, the Treaty of San Stefano. Lucius D. Clay conducted "Operation Vittles" in this city, where Peter Fechter later died in a "death strip." A meeting in this city confirmed King Leopold II's exclusive ownership of the Congo Free State and set off a "scramble for Africa" during Wilhelm I's reign. For 10 points, identify this city whose halves were separated until 1989 by a namesake wall, the capital of Germany.
One meeting in this city ratified British possession of Cyprus and, under the influence of Count Andrassy, reduced the size of the Principality of Bulgaria.
Berlin