Germ warfare against the United States would escalate to war against all humanity.


Quoted in "The Second Attack on Pearl Harbor" - Page 201 - by Steve Horn - History - 2005.

Yoshijirō Umezu Quotes

Germ warfare against the United States would escalate to war against all humanity.

Germ warfare against the United States would escalate to war against all humanity.

Germ warfare against the United States would escalate to war against all humanity.

Germ warfare against the United States would escalate to war against all humanity.