Iranian official Abbas Araghchi has cautioned that Israeli military action against Lebanon, or continued occupation of Lebanese territory, would be a breach of a standing understanding between Iran and the United States. The warning references a deal intended to bring an end to ongoing conflict, though details of the agreement remain limited. Araghchi specifically stated that any such actions by Israel would violate the terms of the memorandum of understanding (MoU) established between Tehran and Washington. This statement signals Iran’s strong interest in regional stability and its linkage of that stability to the preservation of the existing, albeit opaque, agreement with the US. The warning underscores the sensitivity surrounding the situation in Lebanon and the potential for escalation. It also highlights Iran’s position as a key regional actor with influence over the conflict. The Iranian government has not publicly detailed the specifics of the MoU, leaving room for interpretation regarding its scope and enforcement mechanisms.