At the height of this event, cargo planes landed at Tempelhof Airport every four minutes.
The Gatow disaster exacerbated tensions prior to this event. Gail Halvorsen was given the nickname "Uncle Wiggly Wings" for delivering candy to children during this event. This event's immediate cause was Ludwig Erhard's replacement of the existing currency with the Deutsche Mark. Lucius Clay organized this event, which was codenamed Operation Vittles. At the height of this event, cargo planes landed at Tempelhof Airport every four minutes. This event was triggered by the closure of all land routes to its target city, an exclave located in Soviet-occupied territory. For 10 points, name this delivery effort that supplied the capital of West Germany during a Soviet blockade.
The Gatow disaster exacerbated tensions prior to this event.
Berlin airlift [prompt on partial answer; prompt on Berlin blockade]