Answer:
A
Explanation:
The south earned money from exporting cotton and when the North stopped them from doing that they were able to win the Civil war. Don't get mad if I'm wrong I'm not sure about it.
Answer:
Blitzkrieg was never seen before.
Explanation:
Blitzkrieg translates to lightning war and was was fast and efficient the tactics used in blitzkrieg had never be used before.
The television, the Vietnam war was considered the first TV war.
A:water pollution in the river Thames
FYI: This occurred in London, in July and August
