Greene's remarks signal a rare challenge from the right to Republican unity on Israel, deepening tensions over U.S. foreign policy.

The Georgia Republican is the first in her caucus, which has generally rallied unconditionally around Israel, to use the word in reference to Gaza.

Marjorie Taylor Greene was the first Republican in Congress to use the term to describe the dire humanitarian situation in Gaza. But others in the MAGA movement have expressed growing concern about Israel.