What is the difference between Middle East and Arabia?

The Middle East is a geopolitical term used to refer to the region located in the eastern part of the world. It is bordered by the Mediterranean Sea to the west, the Arabian Sea and the Indian Ocean to the south, and the Caspian Sea and the Black Sea to the north. The Middle East includes different civilizations, cultures, religions and ethnicities.

Arabia is a subregion of the Middle East that occupies most of the Arabian Peninsula. It includes Saudi Arabia, Yemen, Oman, United Arab Emirates, Qatar, Bahrain and Kuwait. Arabia is predominantly inhabited by Arabs, who are descendants of the nomadic tribes that settled in the peninsula. The Arab world is united by a common language and religious culture, based on Islam.