John Connor is a fictional character in the science-fiction Terminator franchise. In a fictional post-apocalyptic future first aluded to in The Terminator, powerful, intelligent machines have dedicated themselves to the eradication of humanity, and John Connor is the leader of the human rebel group Tech-Com that opposes them. Skynet, the supercomputer mainframe of the machines, decides that John Connor is the focal point of the rebellion and his termination would end the opposition. After repeated failures at terminating John during the war, Skynet decides to use a time dilation device to send android assassins called Terminators to various points in John Connor's past in an attempt to terminate him before the war ever begins.