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Ali Akbar Velayati, a senior adviser to Iran's supreme leader, warned the United Arab Emirates against challenging Tehran's sovereignty over Greater Tunb, Lesser Tunb, and Abu Musa islands in the Persian Gulf, after the UAE raised the decades-old territorial claim at the UN General Assembly. Velayati dismissed the UAE's claims as baseless. The exchange reflects a longstanding, unresolved territorial dispute between Iran and the UAE that periodically flares amid broader regional tensions involving Iran.