The answer would be both developed vaccinations against diseases.
Answer: His home was vandalized by the British in 1777 during the American Revolutionary War. Benjamin Franklin (1706-1790)—After the signing of the Declaration of Independence, Benjamin Franklin helped to negotiate the Treaty of Alliance with France in 1778 and the Treaty of Paris which ended the Revolutionary War in 1783.
Explanation:
Answer:

Explanation:
In September and October of 1777, the battle of Saratoga occurred. It is considered to be a major turning point in the Revolutionary War. After the Americans won this battle, other countries saw that there was potential for an American victory.
This was especially true for France, who had been secretly supporting the American cause since the beginning of the war. However, this victory at Saratoga proved they could support them publicly.