"Martin Van Buren" by Edward Morse Shepard is a historical account written in the late 19th century. This biography delves into the life and political career of Martin Van Buren, the eighth president of the United States, exploring his influence on American politics, particularly regarding the issues of the tariff and slavery. The book seeks to provide a nuanced understanding of Van Buren’s political philosophy and actions, often against the backdrop of significant historical events. At the start of the biography, the author introduces Van Buren in the context of his relationships and the political climate of his time, notably his interactions with his son, John, and the challenges faced by northern Democrats in relation to slavery. The opening provides insight into Van Buren's evolution as a politician deeply influenced by Thomas Jefferson's ideals while acknowledging the complex and often adversarial landscape of American politics he navigated. Shepard sets the stage for a deeper exploration of Van Buren's life, emphasizing his moral courage, political nuances, and contributions that shaped the Democratic Party during tumultuous times in American history. (This is an automatically generated summary.)