The united states experience in the vietnam war supports the idea that the outcome of a war:

The United States experience in the Vietnam war supports the idea that the outcome of a war can be strongly affected by public opinion at home. In the aftermath of the Vietnam war, the media influence over policy and public opinion became the trending topic among research papers and books, scholarly conferences, conferences, and commissions.

He made the polygraph too,but thomas edison was not falsely credited for the light buld