Istanbul in the 1970s, as people from Anatolia migrated to the city to find employment in the many new factories that were built on the outskirts of the sprawling metropolis. This sudden, sharp rise in the city's population caused a large demand for housing, and many previously outlying villages and forests became engulfed into the metropolitan area of Istanbul. Istanbul is located in north-western Turkey within the Marmara Region on a total area of . The Bosphorus, which connects the Sea of Marmara to the Black Sea, divides the city into a European, Thracian side—comprising the historic and economic centers—and an
Piracy in the Strait of Hormuz Piracy in the Strait of Hormuz Piracy has taken place in a maritime area bounded by the Suez and the Strait of Hormuz. Approximately 35 percent of all crude oil shipped by sea and one-third of all liquefied natural gas pass through the strait. High Risk Areas for piracy (HRA) have been declared in different parts of the world to reflect precautions to be taken when ships transit them. These include the following: As per the Contact group of Piracy off the Coast of Somalia (CGPCS), the HRA (updated on 8 October 2015) is an area bounded by the following: