Confederate States of America diplomat to the Confederacy. Those nations recognized the Union and Confederate sides as belligerents. In 1863 the Confederacy expelled European diplomatic missions for advising their resident subjects to refuse to serve in the Confederate army. Both Confederate and Union agents were allowed to work openly in British territories. Some state governments in northern Mexico negotiated local agreements to cover trade on the Texas border. Pope Pius IX wrote a letter to Jefferson Davis in which he addressed Davis as the "Honorable President of the Confederate States of America". The Confederacy appointed Ambrose Dudley Mann as special agent to the Holy
Congress of the Confederate States among the states in the Confederacy, and on March 6 it authorized raising 100,000 troops for Confederate national forces for a year, with additional levies of state militias for six months. Following President Davis’ assault on Fort Sumter in April, Lincoln responded with a call for a call up of 75,000 troops among loyal states to restore federal property ceded by southern state legislatures to the United States. The Provisional Congress answered by removing its limit on enlistment durations, and following the victory at First Manassas, it authorized a Confederate army of 400,000 for the duration. Davis was authorized an