Mechem was one of six Senate Republicans who voted against the final passage of the [[Civil Rights Act of 1964]].<ref>[https://www.govtrack.us/congress/votes/88-1964/s409 HR. 7152. PASSAGE.]. ''GovTrack.us''. Retrieved May 9, 2021.</ref> He ran for a full Senate term that year, losing in the general election to Joseph M. Montoya by nine percentage points.<ref>[https://www.ourcampaigns.com/RaceDetail.html?RaceID=29031 NM US Senate]. ''Our Campaigns''. Retrieved May 9, 2021.</ref> | Mechem was one of six Senate Republicans who voted against the final passage of the [[Civil Rights Act of 1964]].<ref>[https://www.govtrack.us/congress/votes/88-1964/s409 HR. 7152. PASSAGE.]. ''GovTrack.us''. Retrieved May 9, 2021.</ref> He ran for a full Senate term that year, losing in the general election to Joseph M. Montoya by nine percentage points.<ref>[https://www.ourcampaigns.com/RaceDetail.html?RaceID=29031 NM US Senate]. ''Our Campaigns''. Retrieved May 9, 2021.</ref> |