This topic was important to the Civil War time period because these two images show the conditions soldiers faced, which were shown to the public. These photos may have increased people's concern and support for their soldiers. It may have even kindled the fires the Union and Confederacy had for each other. Mathew Brady's photography socially exposed the horrors of the Civil War and showed politicians "in action." Politicians were photographed, such as Abraham Lincoln. Brady basically exposed warfare and made the general public more knowledgeable.