How many sentences does your paragraph have to be?
Answer:The assassination of Archduke Franz Ferdinand of Austria-Hungary.
The U.S. used every form of media to promote propaganda, including radios, posters, leaflets, comic books, movies, magazines, newspapers.
The point was that it was negotiation for two parties, they would force interaction between eachother to get an advantage in the negotiation over the other.
Explanation:
Example: this was used as a policy in the US to coerce the Soviet Union into backing down militarily.