Question: Why was the battle of the capital of the county having Borough of Princeton important to the American revolution?

<P0-S0> The Borough of Princeton was incorporated by an act of the New Jersey Legislature on February 11, 1813, within portions of West Windsor Township (in what was then part of Middlesex County) and Montgomery Township (in Somerset County), and was reincorporated on November 27, 1822. <P0-S1> Portions of territory were acquired from Princeton Township on January 4, 1928 and August 21, 1951. <P0-S2> On November 8, 2011, voters in Princeton Borough voted to consolidate with Princeton Township. <P0-S3> The borough became part of the newly created Mercer County in 1838, and became a fully independent municipality circa 1894. <SEP> <P1-S0> the battle of princeton was a battle of the american revolutionary war, fought near princeton, new jersey on january 3, 1777. lieutenant general charles cornwallis had left 1,400 british troops under the command of lieutenant colonel charles mawhood in princeton. <P1-S1> following a surprise attack at trenton early in the morning of december 26, 1776, general george washington of the continental army decided to attack the british in new jersey before entering winter quarters. <P1-S2> on december 30, he crossed the delaware river back into new jersey. <P1-S3> his troops followed on january 3, 1777. washington advanced to princeton by a back road, where he pushed back a smaller british force but had to retreat before cornwallis arrived with reinforcements. <P1-S4> the battles of trenton and princeton were a boost to the morale of the continental troops, leading many recruits to join the continental army in the spring. <SEP> <P2-S0> New Jersey's 15th Legislative District is one of 40 in the New Jersey Legislature, covering the Hunterdon County municipalities of East Amwell Township, Lambertville City and West Amwell Township; and the Mercer County municipalities of Ewing Township, Hopewell Borough, Hopewell Township, Lawrence Township, Pennington Borough, Trenton City and West Windsor Township. <SEP> <P3-S0> The battle significantly boosted the Continental Army's flagging morale, and inspired re-enlistments. <P3-S1> The Battle of Trenton was a small but pivotal battle during the American Revolutionary War which took place on the morning of December 26, 1776, in Trenton, New Jersey. <P3-S2> After General George Washington's crossing of the Delaware River north of Trenton the previous night, Washington led the main body of the Continental Army against Hessian mercenaries garrisoned at Trenton. <P3-S3> After a brief battle, almost two - thirds of the Hessian force was captured, with negligible losses to the Americans. <SEP> <P4-S0> the death of general mercer at the battle of princeton, january 3, 1777 is the title of an oil painting by the american artist john trumbull depicting the death of the american general hugh mercer at the battle of princeton on january 3, 1777 during the american revolutionary war. <P4-S1> the painting was trumbull’s first depiction of an american victory. <P4-S2> it is one of a series of historical paintings on the war, which also includes the "declaration of independence" and "the capture of the hessians at trenton, december 26, 1776".