Why Gay Marriage Is Good for U.S. Foreign Policy. By Stephen M. Walt.

Why gay marriage is good for U.S. foreign policy. By Stephen M. Walt. Foreign Policy, March 29, 2013.

Battle Cry of Freedom. By James M. McPherson.

The Peacemakers, By George P. A. Healy, 1868. On March 28, 1865, President Abraham Lincoln meets with the Union high command—Generals Ulysses S. Grant and William Tecumseh Sherman, and Admiral David Porter—aboard the River Queen discuss how the Civil War would end.

Battle Cry of Freedom: The Civil War Era. By James M. McPherson. New York: Oxford University Press, 1988. Part 1, pp. i-489. Part 2, pp. 490-904.

The classic one-volume account of America’s new birth of freedom.

Losing Our Religion, Polarized by Faith. By Michael Gerson.

Losing Our Religion. By Michael Gerson. Real Clear Politics, March 26, 2013.

Polarized by Faith. By Michael Gerson. Real Clear Politics, March 29, 2013.

Why Not Separate Marriage and State? By John Fund.

Why Not Separate Marriage and State? By John Fund. National Review Online, March 29, 2013.

Taking Marriage Private. By Stephanie Coontz. New York Times, November 26, 2007.

How to Save American Health Care. By Fareed Zakaria.

How to save American health care. By Fareed Zakaria. Fareed Zakaria GPS. CNN, March 26, 2013.