railroad (something) through
To force the passage or acceptance of something, especially legislation, by an authoritative body such haste and pressure that the normal careful considerations of its implications are avoided. Riding a strong wave of pro-nationalist sentiment, the senator was able to railroad a bill through congress that would criminalize public criticism of the government. After the scandal, the board of directors of the giant corporation railroaded a policy change through that would curtail the rights of employees around the country.
railroad something through (something)
to force something through some legislative body without due consideration. The committee railroaded the new constitution through the ratification process. Mary felt she could railroad the legislation through.