In 1988, his letter calling for support for martial law became a public matter Khan and failed to defend his multiple constituencies against the PPP's politicians when the 1988 Pakistani general elections were held. He also lost the 1988 general elections and leveled accusations on the military of financing (Mehrangate) the conservative Pakistan Muslim League (N) (PML(N)) and PPP. He eventually took his case to the Supreme Court of Pakistan where the hearings of his case are still being heard by the Nisar Court of present. In 1997, Khan boycotted the 1997 Pakistani general elections.