at a crucial moment , confederate maj. gen. a. p. hill 's division arrived Arriving from harpers ferry and launched Process_start a surprise counterattack Attack , driving Preventing_or_letting back burnside and ending Process_end the battle Hostile_encounter .

although the battle Military_operation was tactically inconclusive , the confederate troops had withdrawn Escaping first from the battlefield , and abandoned GiveUp their invasion Military_operation , making it Causation a union strategic victory Earnings_and_losses .

at dawn on june 3 , three union corps attacked Attack the confederate works on the southern end of the line and were easily repulsed Defending with heavy casualties .

although the battle Hostile_encounter itself was inconclusive , the union army 's repulse Defending of two confederate Collaboration attacks Attack and the subsequent confederate Collaboration withdrawal Escaping were a much-needed Assistance boost Cause_to_make_progress to union morale after the defeat Conquering at the battle Hostile_encounter of fredericksburg , and it dashed Attack confederate Collaboration aspirations for control Control of middle tennessee .

although the battle Hostile_encounter itself was inconclusive , the union army 's repulse Defending of two confederate Collaboration attacks Attack and the subsequent confederate Collaboration withdrawal Escaping were a much-needed Assistance boost Cause_to_make_progress to union morale after the defeat Conquering at the battle Hostile_encounter of fredericksburg , and it dashed Attack confederate Collaboration aspirations for control Control of middle tennessee .

although the battle Hostile_encounter itself was inconclusive , the union army 's repulse Defending of two confederate Collaboration attacks Attack and the subsequent confederate Collaboration withdrawal Escaping were a much-needed Assistance boost Cause_to_make_progress to union morale after the defeat Conquering at the battle Hostile_encounter of fredericksburg , and it dashed Attack confederate Collaboration aspirations for control Control of middle tennessee .

The war began Process_start in northern Europe and was largely contained Containing there until 1703 , when Portugal joined Becoming_a_member the confederate powers .