Terrorism is a major problem in the whole world in recent years. One of the main causes behind this is religious intolerance. Therefore, there is a dire need of religious tolerance for peace in each and every country of the world. No one can deny the role of textbooks in promoting religious tolerance and intolerance as well. Therefore, this book explores the concept of religious tolerance in depth and its practices in the textbooks. The book also suggests measures to resolve the issue of intolerance which is very important for the peace in the world. This work is equally useful for all the stakeholders such as policy makers, curriculum developers, parents, teachers, and students.