A Systems Army was a significantly large infantry unit. In the Grand Army of the Republic, System Armies consisted of two Sector Armies, totaling 294,912 clone troopers, and were commanded by high-ranking Jedi Masters. During the Clone Wars, the Grand Army of the Republic was comprised of ten system armies, totaling over 3,200,000 troopers and was led by Supreme Chancellor Sheev Palpatine.
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