The word to fill the blank space is "<span>Espionage".
Complete sentence is as below:
</span>During world war i, congress passed the Espionage act of 1917, which made it a crime to obstruct military recruiting.
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It was originally found in Title 50 of the U.S. Code (War) but is now found under Title 18, Crime.</span>
The correct answer is <span>The Office of War Information
The office of war information was an office formed during world war 2 with a goal of providing propaganda material to the people to get them to support the cause even more. They had radio broadcasts, organized public meetings, printed various posters, pamphlets, books, and any kind of similar material that was supposed to get people to support the effort.</span>