During the American Civil War, the victory at ______ proved to b

During the American Civil War, the victory at ______ proved to be the turning point for the Union Army.
A、Harrisburg
B、Gettysburg
C、Lexington
D、Fort Sumter
【正确答案】：B
【题目解析】：美国内战期间，葛丁斯堡的胜利被证明是联邦军的转折点。