The term appeasement is used to describe the response of Western European governments to the expansionist activities of Germany and Italy under Hitler and Mussolini in the 1930s. Their attitude to give them what they wanted to prevent a war in Central Europe. The underlying facts was the belief of British and French politicians that their publics would never risk a repetition of the horrors of World War I. The British government believed in appeasement till the day there was no other solution than to go to war on Germany. Appeasement ended on March 31, 1939, in response to new German demands, where Britain gave Poland a unilateral guarantee of its security, but this was insuf