What is the purpose of a frog's eustachian tube? A: The purpose of a frog's eustachian tube is to allow the frog to hear and to equalize the pressure inside of the frog's inner ear, reports Biology Corner. Humans and many other animals also have eustachian tubes for these same purposes.
The Origins of the North Atlantic Treaty Organization (NATO). The fear of Soviet expansion into Western Europe was among the reasons for the formation of the North Atlantic Treaty Organization. NATO was also a product of the experiences of the Berlin Airlift.Visit the U.S. State Department page on the origins of NATO for a detailed American perspective complete with pictures of the Marshall Plan and the Berlin Airlift.he Berlin Airlift and NATO. Many gather to watch a C-54 loaded with supplies land at Tempelhof airfield in the U.S. sector of Berlin. Over the 11 month course of the Airlift, nearly 4000 tons of goods were delivered every day.
The Berlin Airlift occurred after World War 2. When Germany surrendered, the four major countries of the Allies were placed in charge as occupation forces. The four countries â¦ were USA, Britain, France and Russia.nswer       The relief provided by air by America, Britain and France to West Berlin when it was blockaded by Stalin's Soviet Union in 1948-49. It lasted for ab â¦ out 11 months until the Soviet Union abandoned the blockade.