Flags of the Confederate States of America diagonal cross design. Miles' flag and all the flag designs up to that point were rectangular ("oblong") in shape. General Johnston suggested making it square to conserve material. Johnston also specified the various sizes to be used by different types of military units. Generals Beauregard and Johnston and Quartermaster General Cabell approved the design of the 12-star Confederate Battle Flag at the Ratcliffe home, which served briefly as Beauregard's headquarters, near Fairfax Court House in September 1861. The 12th star represented Missouri. President Jefferson Davis arrived by train at Fairfax Station soon after and was shown the design for the
Confederate States of America war, following the November 1860 election of Republican candidate Abraham Lincoln to the U.S. presidency on a platform which opposed the expansion of slavery into the western territories. Before Lincoln took office in March, a new Confederate government was established in February 1861, which was considered illegal by the government of the United States. States volunteered militia units and the new government hastened to form its own Confederate States Army from scratch practically overnight. After the American Civil War began in April, four slave states of the Upper South—Virginia, Arkansas, Tennessee, and North Carolina—also declared their secession and joined the