Allen C. Guelzo

The larger-than-life image Abraham Lincoln projects across the screen of American history owes much to his role as the Great Emancipator during the Civil War. Yet this noble aspect of Lincoln's identity is precisely the dimension that some historians have cast into doubt. Redeeming the Great...

This unique intellectual portrait explores the role of ideas in Lincoln’s life....

From the acclaimed Civil War historian, a brilliant new history—the most intimate and richly readable account we have had—of the climactic three-day battle of Gettysburg (July 1–3, 1863), which draws the reader into the heat, smoke, and grime of Gettysburg alongside the ordinary soldier...

An intimate study of Abraham Lincoln’s powerful vision of democracy, which guided him through the Civil War and is still relevant today—by a best-selling historian and three-time winner of the Lincoln Prize *Winner of the 2024 Abraham Lincoln Institute Book Prize* *Finalist for the 2025...

A WALL STREET JOURNAL BEST BOOK OF THE YEAR From the award-winning historian and best-selling author of Gettysburg comes the definitive biography of Robert E. Lee. An intimate look at the Confederate general in all his complexity—his hypocrisy and courage, his inner turmoil and outward...

The era known as Reconstruction is one of the unhappiest times in American history. It succeeded in reuniting the nation politically after the Civil War but in little else. Conflict shifted from the battlefield to the Capitol as Congress warred with President Andrew Johnson over just what to do...

The era known as Reconstruction is one of the unhappiest times in American history. It succeeded in reuniting the nation politically after the Civil War but in little else. Among its chief failures was the inability to chart a progressive course for race relations after the abolition of slavery...

Powerful, haunting, and unforgettable, this remarkable gathering of original documents, including never-before-published letters and papers, creates a day-by-day eyewitness account of the monumental collision at Gettysburg, in the words of the commanders, soldiers, politicians, and civilians...

Beneath the surface of the apparently untutored and deceptively frank Abraham Lincoln ran private tunnels of self-taught study, a restless philosophical curiosity, and a profound grasp of the fundamentals of democracy. Now, in Lincoln: A Very Short Introduction, the award-winning Lincoln...