Based on the CBSE syllabus, this book is meant for class 12 students of Bihar, Jharkhand and all other state boards following the CBSE syllabus. It includes topics such as the Cold War era, end of bipolarity, hegemony of the USA and alternative centres of power, contemporary South Asia, globalisation and its critics, etc. Extensive exercises, which follow each chapter, include all types of questions asked in the examination.