That structure was built by Walter Ulbricht and included Checkpoint Charlie.
This city was aided in an operation created by Lucius Clay. Operation Clausewitz was an attempt to defend this city, which is where Yevgeny Khaldei took a photo of two soldiers raising a Soviet flag over a government building. A 1961 tank standoff occurred when one of this city's four zones was blocked off. After Soviet troops blockaded the supply routes in this city, a 1948 (*) airlift was organized to deliver necessities to it. That structure was built by Walter Ulbricht and included Checkpoint Charlie. Ronald Reagan gave a speech telling "Mr. Gorbachev" to "tear down" a structure in this city. For 10 points, name this German city that was once bisected by a namesake Wall.
This city was aided in an operation created by Lucius Clay. Operation Clausewitz was an attempt to defend this city, which is where Yevgeny Khaldei took a photo of two soldiers raising a Soviet flag over a government building.
Berlin [accept East Berlin or West Berlin; accept Berlin] &lt;LL&gt; Tiebreaker