A new series of four programmes in which historian Niall Ferguson explores the details of the most critical days of the 20th century
1: The crucial cabinet meeting of 2 August 1914 that led to Britain's entry into the First World War. On this day, the decision was made to commit
Britain to the European war that soon became the first global conflict, lasting four-and-a-half years and costing the lives of around ten million people. Repeated from Sunday 5.40pm