sentences:  In February 2007 in Tbilisi, Azerbaijan, Georgia and Turkey signed a trilateral agreement to launch the construction of the railroad the same year.On 21 November 2007, the presidents of Azerbaijan (Ilham Aliyev), Georgia (Mikheil Saakashvili), and Turkey (Abdullah Gül) inaugurated the construction of the railroad at a groundbreaking ceremony at the Marabda junction south of Tbilisi, and the first rails in Turkey began to be laid in July 2008 from Kars.The Russo-Georgian War and environmental problems delayed the project from an originally projected completion date of 2010, to 2015  and subsequently later still.