Claim: Bed-ins were experimental tests of old ways to promote peace.
Evidence: As the Vietnam War raged in 1969 , Yoko Ono and her husband John Lennon held two week-long Bed-Ins for Peace , one at the Hilton Hotel in Amsterdam and one at Fairmont The Queen Elizabeth in Montreal , each of which were intended to be non-violent protests against wars , and experimental tests of new ways to promote peace.