Establishment of the nations conquered and destroyed by Germany
It depends on which war you're referring to. I feel that the answer you're looking for is the radio, though.
Answer:
the sailboat
Explanation:
sailboats we're invented in order to expand sumerian trade
Answer:
Preserving the national security of the United States. Promoting world peace and a secure global environment. Maintaining a balance of power among nations. Working with allies to solve international problems.
Explanation: