PREFACE The aim of this book is to describe the Government of Britain, and in less detail, of the British Commonwealth and Empire; and so to set forth the nature and purpose of political activity, as it presents itself to the people of Britain through their institutions. The book is intended for those citizens 'who are beginning the study of politics, whether individually, or as members of adult education classes or other groups; and for the Sixth Forms of secondary schools, who, I hope, will find it useful either for post-Matriculation examinations or as an aid to general knowledge. The chief difficulty besetting a writer on this subject is the selection of material and the arrangement of it in due propor- tion, I have endeavoured to observe the following rules; first, to give chief attention to those matters over which the mass of citizens can exercise some control, and for which they bear responsibility; second, to include such detailed information about the mechanism of Government as examination syllabuses require. The intimate connection of the parts of that mechanism, one with another, make it desirable for the reader to turn the pages back and forth—relating, for example,' the material of Chapter VIII with that of the Chapters on Local Government, or the description of the Treasury in Chapter VI with the Parliamentary control of finance described in Chapter XL For the use of those who wish to pursue further any aspect of the subject, I have added to each Chapter a short list of books. Many of these contain matter relating to the subject of a whole Part, or of the entire book; these are marked with an asterisk. Politics is closely connected with history and economics, and at time« it has been necessary to cross the border into the vii