Book excerpt: This highly successful, illustrated Pocket Guide has been revised and expanded. the Celts to the invasion by Romans and Normans, the conquest by Edward I of England, the passage of the Acts of Union, the impact of the Reformation, Puritanism and Methodism, the effects of the Agrarian and Industrial Revolutions and the changes in political, social and economic life in the nineteenth and twentieth centuries. historical sites, a glossary of terms and a list of important dates are included, making this an ideal introductory study for the general reader.