Causes Foreign relations -- 4 Civil war, 1861-1865 -- 2 History -- 2 Civil rights -- 1 Civil war, 1861-1865 1 Diplomatic history 1 more ... Interviews 1 Iraq War, 2003 -- 1 Iraq War, 2003- -- 1 Iraq War, 2003-2011 -- 1 Korean War, 1950-1953 -- 1 Moral and ethical aspects -- 1 Officials and employees -- 1 Politics and government -- 1 Propaganda 1 Reconstruction (U.S. history, 1865-1877) 1 Slavery -- 1 Slaves -- 1 United States -- 1 Weapons of mass destruction -- 1 World War, 1939-1945 -- 1 World politics -- 1 less ...