Kovner informed the remaining Jews that their relatives who had been taken away had been murdered in the Ponary massacre and argued that it was best to die fighting.[4] Nobody at that time knew for certain of more than local killings, and many received the manifesto with skepticism.[4] For others, this proclamation represented a turning point in an understanding of the situation and how to respond to it. The idea of resistance was disseminated from Vilnius by youth movement couriers, mainly women, to the ghettos of occupied Poland, occupied Belarus and of Lithuania.[6]