Conversation so far:
Did Mike Gravel have a problem with the Nuclear bomb ?
The Milrow test would be a one-megaton calibration exercise for the second and larger five-megaton Cannikin test, which would measure the warhead's effectiveness. Mike Gravel opposed the tests.
What were Mike Gravel's reasons for opposing the Milrow test?
Before the 1969 Milrow test, Mike Gravel wrote that there were significant risks of earthquakes and other adverse consequences, calling for an independent national commission on nuclear and seismic safety.
Did Mike Gravel have problem with the Cold War ?
Before U.S. Secretary of State Henry Kissinger's July 1971 secret mission to the People's Republic of China (P.R.C.), Mike Gravel introduced legislation to recognize and normalize relations with China.

Question: Did they pass the Bill ?
Self-contained rewrite: Did the US Senate pass the bill to recognize the People's Republic of China ?