Advantages:
1. They knew the land
2. Good leadership
3. Guerilla Tactics
4. Allies
Disadvantages:
1. Lack of resources
2. Lack of troops
3. Weather
4. Lack of navy
Answer:
The sinking of the Lusitania by a German submarine was the event that pulled the US into World War I.
It had a major impact on Earth's Atmosphere. Hoped this helped :)
