I'm pretty sure his biggest objective in the civil war was to (B.) which is Save the Union.
Constantinople since it is the heart of the empire.
B- United Nations was formed in 1945 to promote international order
The South was fighting a defensive war. The confederates prefer a defensive doctrine to defeat the numerically superior Union forces and to invite foreign powers especially Great Britain in their side thus winning the war against the Union forces in the American civil war.
It came from Texas that is all I know sorry