Eutaw springs was a victory and a lost for British. Why is this statement factual

In early 1781, Major General Nathanael Greene commander of the Southern army in the Continental Army began a campaign to end British control over the South Carolina backcountry. His first major objective was the capture of the British controlled village of Ninety Six.[5] On May 22, 1781, Greene laid siege to the fortified village. After nearly a month Greene became aware that reinforcements under Lord Rawdon were approaching from Charleston.[6] Forces under Greene's command assaulted Ninety Six on June 18

Explanation:

i do not believe this was true indefiantly the native americans would have lsot aganist america one they didndt have the resources and allies that america had and 2   indians werent as advanced at the time as they were not 3 americans had the expreince because some of the soliders from other wars fought in that war and were attecked etc

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