The '7th New York State Militia, Camp Cameron, D.C., 1861 028' refers to a historical military photograph taken during the U.S. Civil War. This image depicts members of the 7th New York State Militia stationed at Camp Cameron in Washington, D.C., in February 1861, just before the Civil War officially began. The number '028' likely denotes the sequence within a larger collection of photographs. The U.S. Civil War, which lasted from 1861 to 1865, was a major conflict between the Northern states (the Union) and Southern states (the Confederacy) over the issue of slavery, resulting in approximately 620,000 casualties. This photograph offers a unique glimpse into military life during this tumultuous period in American history.