Confederate States of America of states prior to 1865, it would have made institutionalized slavery immune to the constitutional amendment procedures and to interference by Congress. The first secession state conventions from the Deep South sent representatives to meet at the Montgomery Convention in Montgomery, Alabama, on February 4, 1861. There the fundamental documents of government were promulgated, a provisional government was established, and a representative Congress met for the Confederate States of America. The new 'provisional' Confederate President Jefferson Davis issued a call for 100,000 men from the various states' militias to defend the newly formed Confederacy. All Federal property was seized, along
Postage stamps and postal history of the Confederate States on March 6, 1861, to head the new Confederate States of America Post-office Department. The Confederate Post Office proved to be very efficient and remained in operation for the entire duration of the Civil War. During the first seven weeks of the Civil War, the US Post Office still delivered mail from the seceded states. Mail that was postmarked after the date of a state's admission into the Confederacy through May 31, 1861, and bearing U.S. (Union) postage is deemed to represent 'Confederate State Usage of U.S. Stamps'. i.e., Confederate covers franked with Union stamps. After this time, private express