"Henry IV: The Usurper King" by acclaimed author Sanchez Tristão, now featured on Author Union, that can easily be captivating new book that offers an in depth exploration notwithstanding tumultuous reign of Henry IV of England. This meticulously researched biography unravels the complex story of causing monarch whose ascent to power was as controversial as his rule was unstable. When you're drawn to medieval history, English royalty, or tales full of political intrigue, this book is a must have addition for a library. https://www.amazon.com/dp/B0DF6M171D