Destruction of everything in their path--The goal of the Atlanta Campaign was to destroy Southern morale and a few major cities effectively cutting the South in two.
The Atlanta Campaign attempted to destroy South Carolina, Savannah and Atlanta, GA. Doing this would ruin the morale of the South and take away valuable material and financial resources. The end goal would also cut the South in two ruining supply-lines.
A lithium atom has 3 protons and 3 electrons. It can lose one of its electrons, making it an ion. It now has more positive protons than electrons so it has an overall positive charge. Therefore it is a positive ion.