Final answer:
The Battle of Saratoga was the turning point because it led to French support for the American Revolution, contributing to military aid and the Marquis de Lafayette's leadership, which played a critical role in America's victory.
Step-by-step explanation:
The Battle of Saratoga in 1777 marked a pivotal moment in the American Revolution, serving as the decisive turning point that swayed France to support the American cause. The American victory there convinced France to recognize American independence and establish a military alliance. Subsequently, France supplied the United States with military and financial aid, including gunpowder, money, and naval forces, which were instrumental to the eventual defeat of Britain. Significant figures such as the Marquis de Lafayette contributed leadership and tactical expertise on the ground.
The high morale following the defeat of General Burgoyne's forces at Saratoga underscored the capability of the Continental Army and helped to solidify French trust in the American war effort. The strategic partnership with France drew the attention of the British Empire elsewhere, especially to the West Indies and Europe, reducing their focus on quelling the American rebellion. Thus, the fruits of diplomacy with France after the victory at Saratoga had a profound impact, shaping the course of the war and influencing the eventual American triumph.