(4) Only Transit Rights for Nuclear Armed Planes and Ships
Japan now acquiesces in transit by naval vessels armed with nuclear weapons. This right would extend automatically to Okinawa. (This is sensitive and closely held information.)
Pro: Extension of this to planes transiting Okinawa would add flexibility to our operations in the area.
Con: Credibility of the deterrent would be lost.Source: Study, U.S. National Security Council, "NSSM 5 -- Japan," Part III: Okinawa Reversion, p. 25. Secret. Attachment to Memo, Jeanne W. Davis, National Security Council, to Office of the Vice President, "Subject: U.S.-Japanese Relationship: Summary," April 29, 1969. Top Secret. Partially declassified and released under FOIA.