Answer : 4. "1776"
Explanation :

The War of American Independence, also known as the American Revolutionary War, took place between 1775 and 1783. Therefore, the correct option is not listed among the provided choices. If we consider the closest option, (D) 1776, it is a significant year within the timeframe of the war as the Declaration of Independence was adopted on July 4, 1776. The war itself had already begun in 1775.