Istanbul–Ankara railway the undertaking, von Siemens formed the Ottoman Anatolian Railway (CFOA) on 4 October 1888 to build and operate the railway for 99 years. The CFOA started construction further from Izmit in May 1889 and purchased the Istanbul-Izmit railway for 6 million CHF. Istanbul–Ankara railway The Istanbul–Ankara railway () is a long electrified railway in Turkey. The line connects Turkey's largest city, Istanbul, to the capital and second largest city, Ankara; making it one the busiest railways in the country in terms of passenger and freight rail traffic. The railway runs parallel to the Ankara-Istanbul high-speed railway and in several sections,
Sanjak of Ankara Sanjak of Ankara The Sanjak of Ankara was a second-level province ("sanjak") of the Ottoman Empire. The town of Ankara became part of the Ottoman state in 1361 or perhaps in 1354. It was the first capital ("pasha sanjak") of the Anatolia Eyalet from its formation in the late 14th century until the late 15th century, when it was moved to Kütahya. The "sanjak" of Ankara remained part of Anatolia Eyalet until the latter's dissolution ca. 1841–46, when it became the seat of the new Ankara Eyalet. This was merged into the Bozok Eyalet in 1849, but Ankara remained the