The Lehrman Institute - The Lehrman Institute is dedicated to public policy, educational and historical research.

Lincoln at Peoria - Lincoln at Peoria: The Turning Point explains how Abraham Lincoln's speech at Peoria in 1854 was the turning point in the development of his antislavery campaign.

AbrahamLincoln.org - AbrahamLincoln.org supports research about President Abraham Lincoln's life, Abraham Lincoln's role in the Civil War and Abraham Lincoln's role in Emancipation.

Lincoln & Churchill - Lincoln & Churchill compares the tenures of Abraham Lincoln and Winston S. Churchill and the similar challenges they endured as heads of state during important wars.

Mr. Lincoln's White House - Examines the events that occurred and the people who worked with President Lincoln in Washington during the tumultuous years of the Civil War.

Mr. Lincoln and the Founders - Examines the impact of the Founders, the Declaration of Independence and the Constitution on Mr. Lincoln's life, political thinking and political actions in the 1850s and 1860s.

Mr. Lincoln and Freedom - Details the progress of Mr. Lincoln's opposition to slavery from his years in the Illinois State Legislature to the passage of the Thirteenth Amendment abolishing slavery.

Mr. Lincoln and Friends - Reviews the many men and a few women whose friendships helped determine Mr. Lincoln's political progress and success in the Springfield, Illinois state capital and in the nation's capital, Washington, D.C.

Mr. Lincoln and New York - Discusses the many ways in which the center of 19th century American political, media and economic power interacted with, supported and tormented Mr. Lincoln both before and during his Presidency.

Abraham Lincoln's Classroom - Resources for scholars and groups involved in the study of Abraham Lincoln’s life, the impact he had on the preservation of the Union and the emancipation of black slaves.

Abraham Lincoln and the Civil War Blog - Chronicles the events of the Civil War.

Gilder Lehrman Institute of American History - Nonprofit organization that supports the study of American history and offers resources for teachers and students.

Fox News articles by Lewis E. Lehrman