Emirate of Jabal Shammar
The Emirate of Jabal Shammar (Arabic: إِمَارَة جَبَل شَمَّر, romanized: Imārah Jabal Shamaar), also known as the Emirate of Haʾil (إِمَارَة حَائِل) or the Rashidi Emirate (إِمَارَة آل رَشِيْد), was a state in the northern part of the Arabian Peninsula, including Najd, existing from the mid-nineteenth century to 1921. Shammar had been a confederation in the Arabian Peninsula.