The rule of law is a crucial political ideal that has been around for a long time. This book looks at its history, politics, and theory, starting from ancient Greek and Roman times to modern liberal systems. It discusses why some people are worried about the rule of law weakening and why others might want that. There are two main ways of thinking about the rule of law, each with its own strengths and weaknesses. The book also looks at how the rule of law works globally and whether it is good for all humans.