Piraeus form the greater Piraeus area, with a total population of 448,997. Piraeus has a long recorded history, dating to ancient Greece. The city was largely developed in the early 5th century BC, when it was selected to serve as the port city of classical Athens and was transformed into a prototype harbour, concentrating all the import and transit trade of Athens. During the Golden Age of Athens the Long Walls were constructed to fortify Athens and its port (Piraeus). Consequently, it became the chief harbour of ancient Greece, but declined gradually after the 4th century AD, growing once more in
Piraeus Bank (today Piraeus Bank Beograd with 42 branches), and the Egyptian Commercial Bank (today Piraeus Bank Egypt with 43). In 2007 PB purchased the Cyprus arm of Arab Bank and renamed it Piraeus Bank (Cyprus). On 13 September 2007 Piraeus Bank completed its acquisition of 99.6% of the share capital of "International Commercial Bank" in Ukraine, today named Piraeus ICB. In June 2012 PB signed an agreement with Investors Bancorp Inc, to transfer PB's shareholding in Marathon Banking Corporation in New York City, to Investors Bancorp. PB used the money it received for Marathon to finance the take over of the