President Recep Tayyip Erdogan held a critical meeting on the recent terrorist attacks and measures to be taken with Prime Minister Ahmet Davutoglu and the Chief of General Staff General Necdet Özel on Saturday at the Huber Mansion in Istanbul.President Erdoğan received Prime Minister Davutoğlu first and their meeting which started around 14:00 p.m. took 3,5 hours. General Necdet Özel arrived at the mansion at 17:40 p.m. and the closed-door meeting between the three lasted about 1,5 hours.The tripartite summit evaluated the recent anti-terror operations conducted by the Turkish Armed Force and the U.S.-led coalition.Turkey has stepped up efforts against terrorism following a suspected ISIS bomb attack carried out on Monday in the country's southeastern Şanlıurfa province which killed 32 people and injured dozens.Two policemen were killed in retaliation on Wednesday, for which the outlawed PKK organization claimed responsibility.On Thursday, gunfire from Syria killed a Turkish military officer and injured two troops in southern Kilis province, prompting Turkish forces to return fire.Since then, Turkey has initiated a nationwide anti-terror operation, detaining many suspected of having ties with the self-proclaimed Islamic State of Iraq and al-Sham (ISIS) as well as the outlawed PKK organization.Turkish Air Forces has been also carrying airstrikes against the PKK in northern Iraq and the ISIS militants in northern Syria.