NY: self-published, 1969. 8" x 6". 'War Is Over!/ If You Want It/ Happy Christmas from John & Yoko. NEAR FINE.

Rear prints 'Post Card ©Copyright John & Yoko 70'.

John and Yoko launched their famous multi-media Peace Campaign immediately after their wedding in March 1969, and in an interview during their second Bed-In in Montreal in May, Yoko explained: "We're using our money to advertise our ideas so that peace has equal power with the meanies who spend their money to promote war".

The best known of Yoko Ono's advertising slogans.