01 (Earth-3901)

"Banished from humanity, the machines sought refuge in their own promised land. They settled in the cradle of human civilization, and thus a new nation was born; a place the machines could call home, a place they could raise their descendants, and they christened the nation 'Zero-One'."

- - Instructor

01, sometimes labeled Zero-One, and also referred to by humanity as the Machine City, is a massive settlement that serves as the capital sovereignity of the machines, in what once was the Middle East, close to Mesopotamia, the "cradle of human civilization".

History
01 was created by the Machines in 2095, after humanity refused to become partners of the machines and grant them equal rights and freedom. 01 became a prospering city duo to the highly advanced technology that the machines possessed, where many inventions, such as hoverpad and the 01 Versatran were invented. The machines built the city in what was the "cradle of human civilization", Mesopotamia, the Fertile Crescent.