"This Country of Ours" by H. E. Marshall is a historical account written during the early 20th century. The book explores pivotal events and figures in American history, starting with the stories of explorers like the Vikings and Christopher Columbus to the establishment of early colonies in Virginia, New England, and beyond. It aims to provide a narrative that highlights the adventures, discoveries, and struggles faced by those who contributed to shaping the United States. The opening of the book introduces the legendary Viking King Eric the Red and his son, Leif Erikson, who embarks on a quest to discover new lands across the sea. It recounts Bjarni's account of seeing an unknown land, which inspires Leif to gather a crew and set sail. After an arduous journey, they encounter several lands, naming them based on their features, including Helluland and Vineland. Leif's discoveries in North America are celebrated, painting an adventurous picture of the Viking era and setting the stage for further exploration and colonization of the continent. This introduction builds anticipation for the unfolding tales of exploration and settlement that characterize the book. (This is an automatically generated summary.)