Battle of the Antietam September 17 1862, on the day there was no clear winner on the battle field even though there were 23000 casualties. But strategic winner was the north. General Lee withdrew his troops from Maryland and was never seen there again.
The Patriots had more supplies, could get supplies easier, had a home court/familiar territory advantage, and had more motivation. The British had less supplies, had to ship supplies overseas, were unfamiliar with the territory/far from home, and had little motivation. The patriots won because of their surplus in supplies, the British lost because they ran out of supplies.
Are you talking about from a certain disease or just overall
It depends what system you are talking about
America failed to predict the attack made by the Arabs and
Egyptians. They still believed that such
an attack on Israel would not be possible.
Still, this caused the Israelis to beef up their intelligence and their
defense. This also establish peace
relations between Egypt and Israel.