The book "King Henry IV, Part One" by William Shakespeare is a masterpiece of world literature, which tells about the life of the English king Henry IV and his struggle for power. In this tragedy, the author reveals the complex relationship between father and son, political intrigues and the struggle for the throne. The main theme of the work is the issue of responsibility to posterity and the duties of the ruler to the people. Shakespeare successfully combined historical facts with an artistic fictional plot, which makes this book interesting and exciting for readers of any age.