Which emperor son of the vespasian was a strong political leader

B) Launching of troops and bombs on enemy targets creating combat situations between two armies.

Explanation:

A "Cold War" is one in which two countries do not fight against each other directly.

For example, the US and Soviet Union were part of a Cold War from 1945-1990. In this roughly 4 decade period, the US and Soviet Union never fought against each other directly. Rather, they helped their allies and tried to stop each other from gaining political and economic influence all over the world.