Editor's foreword. Preface. Preface to the second edition. List of maps. Part One, 1870-1901. Framework of events. Prologue. Part Two, 1901-1931. Framework of events. Part Three, 1931-1956. Framework of events. Part Four, 1956-1975. Framework of events. Part Five, 1976-1992. Framework of events. Compendium of information. Maps. Bibliography. Index.