Were built around a common is the correct answer I believe.
The technologies were only used to observe enemies but as their effectiveness became apparent, both sides started to dismantle what they were using. For example, they shot down the planes that they would see causing more death.
The answer to this is George Washington.
George Washington was the first president.
By organizing their governments and creating long-lasting political institutions. Is this Ap world history on edgenuituy? (Also I’m not sure if my answer is right)