"Calvert and Penn" is a historic work authored by way of Brantz Mayer. The book delves into the early history of colonial America, focusing on the founding and development of Maryland and Pennsylvania by means of prominent figures, George Calvert and William Penn. George Calvert, the primary Lord Baltimore, performed an essential function in establishing the Maryland colony within the early 17th century. Mayer explores Calvert's motivations, inclusive of his conversion to Catholicism and his vision for a colony wherein human beings of different faiths could coexist peacefully. The narrative then transitions to William Penn, the Quaker chief who founded the colony of Pennsylvania inside the overdue 17th century. Mayer examines Penn's life, non-secular beliefs, and his dedication to ideas such as spiritual freedom and honest remedy of Native Americans. The book offers perception into the challenges and successes confronted via each Calvert and Penn in figuring out their visions for these colonies. "Calvert and Penn" is diagnosed for its thorough research and historic detail, providing readers a comprehensive expertise of the political, non-secular, and social contexts that formed the early colonization of Maryland and Pennsylvania.