In response to rapid territorial gains made by the Islamic State of Iraq and the Levant (ISIL, ISIS, IS, or Daesh, calling itself the Islamic State) militants during the first half of 2014, and the group's internationally condemned brutality, reported human rights abuses and the fear of further spillovers of the Syrian Civil War, many states began to intervene against ISIL in Syria and Iraq. Later, there were also minor interventions by some states against ISIL-affiliated groups in Nigeria and Libya.
In mid-June 2014, Iran, according to American and British information, started flying drones over Iraq, and, according to Reuters, Iranian soldiers were in Iraq fighting ISIL. Simultaneously, the United States ordered a small number of troops to Iraq and started flying manned aircraft over Iraq.
In July 2014, according to the International Institute for Strategic Studies, Iran sent Sukhoi Su-25 aircraft to Iraq, and Hezbollahpurportedly sent trainers and advisers to Iraq to monitor ISIL's movements. In August 2014, the US and Iran separately began a campaign of airstrikes on ISIL targets in Iraq. Since then, fourteen countries in a US-led coalition have also executed airstrikes on ISIL in Iraq and in Syria.
In September 2015, Russian forces, at the request of the Syrian government, began hundreds of bombing raids against Syrian rebel groups, including the FSA and ISIL.
In 2016, Turkey send more troops to Syria. The coalition plan to invade ar-Raqqah with major strength. Then, in 2017, Coalition hold a discussion in Antalya, Turkey. Every enemy countries of ISIS are invited.
Coalition finally send more troops with major strength and launch an invasion to ar-Raqqah from every direction. It's make tension between Syrian Government and Syrian Opposition decreased. But, some countries pull their troops from Iraq and Syria. Including US, who pull most of their troops to Korea and Germany.
Turkey, who led the invasion, success invade Raqqah. Abu Bakr al-Baghdad is catched by Coalition troops. ISIS then surrender.
International coalition against ISIS