FBI Chief J. Edgar Hoover reported for the year ending last June:
¶ 28 convictions for espionage or failure of foreign agents to register.
¶ 29 convictions for sedition.
¶ 90 convictions for sabotage. ("There was no evidence of foreign-directed acts of destruction. In almost all instances the sabotage was committed by individuals because of maliciousness, spite or as a prank.")
¶ 5,027 arrests of enemy aliens (total since Pearl Harbor: 14,432).
The report summed up: The effectiveness of [the FBI's] work cannot be gauged by the number of individuals convicted. . . . The only test...