“Continuous effort - not strength or intelligence - is the key to unlocking our potential”. These words belong to one of the most important figures in history and society during the late 19th and 20th century, and to the most famous British Prime Minister of the 1900’s, William Churchill, a man full of principle, courage, and compassion. Needless to say, he had earned the title of expert in the field of politics, since his impact on British and international politics is uncontested. To put in another way, he can be considered as one of the greatest leading personalities of all time. Winston Churchill’s political career began when he was first elected to British Parliament in 1900 as a Conservative. But who would have thought, that a person who only after four years crossed the floor and joined the Liberals, and who twenty-one years later rejoined the Conservatives, would have such an impact, not only on his country’s political life, but internationally too? “We shall defend our Island, whatever the cost may be; we shall fight on the beaches, we shall fight on the landing grounds, we shall fight in the fields and in the streets, we shall fight in the hills; we shall never surrender...” (William Churchill). It is rightly concerned that Winston Churchill’s stirring oratory was perhaps his greatest legacy. The wartime speeches that he famously gave during the darkest days of the Second World War can be considered as one of his “keys” to success. “The British Bulldog”, as