The resolution - passed with a three-quarters majority - will also permit foreign troops to use Turkish territory for the operation.Turkey has been under pressure to play a more active role in the US-led fight.The government dropped its reluctance to combat IS militants directly after the release of 46 hostages last month.The Turkish citizens had been held by IS in northern Iraq.However, Turkey still remains wary of retaliation by IS and also fears helping Kurds, who are fighting the militants. Turkey has fought a long civil war with its Kurdish minority.Porous borderProtesters demonstrated outside parliament as the debate began but the motion was passed with 298 MPs in favour and 98 against.It provides a legal framework for the Turkish military to launch incursions into Syria and Iraq against militants who threaten Turkey. It also allows for foreign troops to be stationed in Turkey as part of the same campaign.Turkish soldiers patrol at the Syria Syria border near Suruc, Turkey (30 September 2014)The approval of the MPs could enable the US to use its large airbase at Incirlik in southern Turkey for air strikes against IS.Asked what action Turkey might take now, Defence Minister Ismet Yilmaz told Associated Press news agency: "Don't expect any immediate steps."Turkey has long been accused of permitting the flow of jihadists and resources into Syria as well as allowing IS to traffic oil from oilfields it has captured. The government in Ankara denies the allegations.Turkey has a porous and vulnerable border with Syria, more than 900km (560 miles) long.Analysis: BBC's Mark Lowen in IstanbulWith a strong majority in parliament, the result of the vote was never in doubt. But whether this motion translates into Turkish troops being sent into battle is another matter.Turkey shares a long, vulnerable border with Iraq and Syria and fears retaliation, not least against Turkish troops protecting an Ottoman tomb in Syria, which IS militants have approached. It is reluctant to help the Kurds - with whom Turkey fought a long civil war - in their fight against IS.And it wants the coalition to broaden its aims, so that military intervention targets the Assad regime and a buffer zone is set up in Syria to help cope with the refugee influx, both of which seem some way off. Some analysts believe that by using a blanket term in the motion - "terrorist organisations" - rather than mentioning Islamic State by name, Ankara's real target is the Kurdish PKK, still on the terrorist list.But Kurds on the ground say that if Turkey wants IS pushed back from its borders, it must help Kurdish fighters in Syria, rather than seeing them as the enemy.'Effective struggle'Speaking in parliament earlier on Wednesday, President Recep Tayyip Erdogan urged the West to find a long-term solution to the crises in Syria and Iraq, pointing out that dropping "tonnes of bombs" on IS militants would only provide a temporary respite.While he said "an effective struggle" against IS would be a priority for Turkey, "the immediate removal of the administration in Damascus" would also continue to be key.He has repeatedly called for a buffer zone on the Turkish border inside Syria - enforced by a no-fly zone - to ensure security.(BBC)Bakudaily.Az