Short answers, pulled from the story.
Alfred Thayer Mahan published an article titled The Persian Gulf and International Relations in September 1902 where he used the phrase Middle East to designate the area between Arabia and India. This usage occurred during a time when British and Russian empires vied for influence in Central Asia.
Göbekli Tepe features henges erected as far back as the 9600 BC which predates Stonehenge by over seven millennia. This site represents the oldest known religious structure created by humans within the region.
Four caliphates dominated the Middle East for more than 600 years including the Rashidun Caliphate, Umayyad Caliphate, Abbasid Caliphate, and Fatimid Caliphate. These political entities emerged following the Islamic conquest of the region that began in the 7th century AD.
Secretary of State John Foster Dulles defined the Middle East as the area lying between Libya on the west and Pakistan on the east in the 1957 Eisenhower Doctrine pertaining to the Suez Crisis. The United States government made this first official use of the term during that period.
According to the International Monetary Fund the three largest Middle Eastern economies in nominal GDP in 2023 were Saudi Arabia at $1.06 trillion, Turkey at $1.03 trillion, and Israel at $0.54 trillion. These figures represent the highest economic output within the region for that year.