Berlin Tegel Airport eminent aerospace engineers, which included German rocket pioneer Wernher von Braun. In 1937, the rocket pioneers left Tegel in favour of the secret Peenemünde army research centre. During World War II, the area served once again as a military training area, mostly for Flak troops. It was destroyed in Allied air raids. Plans for converting the area into allotment gardens were shelved due to the Berlin Blockade, which began on 24 June 1948. In the ensuing US-led Berlin Airlift, it quickly turned out that Berlin's existing main airport at Tempelhof was not big enough to accommodate all relief aircraft. As
Napa County Airport It was expanded later in the war and renamed Napa Army Airfield, becoming an auxiliary airfield of the Fourth Air Force Hamilton Army Airfield. 4th Air Force used the base to train replacement fighter pilots, primarily flying P-38 Lightnings before being deployed overseas. After World War II the property was deeded to Napa County by the War Assets Administration for civil use. The airport soon became a business hub for what was once a rural, sparsely populated area in the south end of the county. Jonesy's Restaurant opened for business in 1946 at the airport and was a longtime favorite.