The term "passage" refers to the successful approval or acceptance of a law or proposal by a legislative body. In this context, it specifically relates to the successful approval of the Compromise of 1850 in Congress.
Related terms
Approval: This term refers to gaining consent or agreement from others for a particular action or decision.
Enactment: Enactment means putting into effect or making something official, usually referring to laws passed by a legislature.
Ratification: Ratification is the formal process of officially approving and adopting an agreement or document, often through voting.