"The Houthis' slogan is "Death to America, Death to Israel, curse the Jews and victory to Islam"."
https://www.reuters.com/world/middle-east/who-are-yemens-houthis-iran-allied-group-threatens-red-sea-shipping-2023-12-14/
"The Biden administration’s call for expanding a multinational naval force comes as Houthi militants in Yemen have vowed to target vessels bound for Israel"
https://www.washingtonpost.com/national-security/2023/12/10/houthi-attacks-naval-task-force/
"The Houthis have sharply escalated their attacks against ships as they sail toward the narrow Bab el-Mandeb Strait. And U.S. Navy ships have shot down an array of drones headed their way and believed to have been launched by the militant group from territory it controls in Yemen.
But so far, the U.S. has avoided military retaliation — a marked difference from its multiple strikes against Iran-backed militias in Iraq and Syria that have fired rockets, missiles and drones at bases housing American forces in both countries."
https://abcnews.go.com/US/wireStory/houthis-hasnt-us-retaliated-attacks-ships-middle-east-105447061