Before going to Europe, Diệm went to Japan, where he met with Prince Cường Để, his former ally, and discussed Cường Để's efforts to return to Vietnam and his capacity to play some roles in his homeland.
Před cestou do Evropy jel do Japonska kde se setkal s princem Cường Để, svým bývalým spojencem, a probíraly snahu Cường Để's navrátit se do Vietnamu a jeho schopnost hrát nějakou roli ve vlasti.