Secondary leg cramps are caused by an underlying condition or another identifiable cause. These include: 1  pregnancy: the extra weight of pregnancy can place strain on the leg muscles, making them more vulnerable to cramping. 2  exercise: leg cramps are often experienced when resting after exercise.
Berlin Conference. Main article: Berlin Conference. The occupation of Egypt, and the acquisition of the Congo were the first major moves in what came to be a precipitous scramble for African territory. In 1884, Otto von Bismarck convened the 1884â1885 Berlin Conference to discuss the Africa problem.
One cause of the Berlin Blockade and Airlift was the Yalta Conference. The Yalta Conference was a conference held by the âBig Threeâ- USA, Britain and the USSR. It was held in Yalta (USSR) in February 1945.This conference was to decide the future of Europe.t was the first major conflict to occur during the Cold War between USA and the USSR. During this conflict Western Berlin who was under the control of the Western Allies was blocked off from the West Germany by the USSR. USA decided to airlift goods between West Berlin and West Germany.