The term 'Citizen of a Gulf State' can be summarized as an Omani, which is a five letter word. An Omani is a person who is a citizen of the Sultanate of Oman, a country located in the southeastern part of the Arabian Peninsula on the southeastern coast of the Arabian Gulf. Oman is bordered by the United Arab Emirates to the northwest, Saudi Arabia to the west, and Yemen to the southwest. Oman is a monarchy, and its official religion is Islam.