On 21 November 2017, Iranian president Hassan Rouhani declared victory over ISIL.[125] Qasem Soleimani, senior military officer of the Guardians of the Islamic Revolution, wrote to Iran's supreme leader Ali Khamenei that ISIL had been defeated.[125] Vladimir Putin, President of Russia, declared victory over ISIL in Syria as well.[126] Iraqi prime minister, Haider al-Abadi, also announced the military defeat of ISIL in Iraq.[127]