U.S. federal ratio, with three-fifths of the slave population counted for representation, over the objections of the South Carolina secessionist convention. Returning escaped slaves was removed from the discretion of state governors in the provisional Constitution and made the responsibility of the Confederate government. The permanent Confederate Constitution served for the duration of the government, with only one Amendment on May 21, 1861, when Congress was given the right to draw multiple federal judicial districts in the large states. The reservations of the South Carolina secession convention ratification were never taken up by any other state legislatures. Functioning national government Sitting as the Provisional Congress, the gathering elected Jefferson Davis President of the Confederate States of America on February 9, the day after the Provisional Constitution had been adopted and five days after initially convening in Montgomery. On February 21, a week before it sat as a Constitutional Convention, the Provisional Congress established the several executive departments, virtually mirroring those of the U.S. Government. The only major exception was the Confederate Post Office, which was required to be financially self-sustaining. On March 4, 1861, the Confederacy adopted its first flag, used throughout the Confederacy on the battlefield and at government office buildings for the duration of the Civil War. Following the Confederate attack on Fort Sumter in April 1861, the remaining six states admitted to the Confederate States of America with representation in its Congresses met in three additional sessions between July 1861 and February 1862 in the Virginia State Capitol in Richmond, Virginia. The Virginia secessionist convention was already in session, and, after Lincoln's call-up of 75,000 troops to secure federal property, on April 17 that convention voted 88 to 55 to secede. North Carolina, Tennessee and Arkansas soon after called secessionist conventions that voted to leave the Union by overwhelming majorities. On May 6, 1861, the Confederate Congress officially declared war on the United States and authorized the President to use all land and naval forces in pursuit of the war that had commenced. Arizona secessionists met in convention at La Mesilla and resolved to leave the Union on March 16, and duly sent a delegate to Montgomery to lobby for admission. On January 18, 1862, Congress seated Granville H. Oury as a non-voting delegate. The Southwest Indians were initially sympathetic to the Confederate cause, as many were slaveholders. During the spring and summer of 1861, Choctaws, Chickasaws,