Bed-ins were experimental tests of new ways to promote peace in the 1970s .
As the Vietnam War raged in 1979 , artist 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 was intended to be non-violent protests against wars , and experimental tests of new ways to promote peace .
Bed-In