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 could be called the first battle of the Cold War. It was when western countries delivered much needed food and supplies to the city of Berlin through the air because all other routes were blocked by the Soviet Union.After World War II. After the airlift Germany was split into two separate countries, the German Democratic Republic in the east (controlled by the Soviet Union) and the Federal Republic of Germany in the west. 2  The city of Berlin was also divided in half, with East Germany eventually building the Berlin Wall to keep people from defecting.