The Emirate of Jabal Shammar (Arabic:إمارة جبل شمر‎), also known as the Emirate of Haʾil (إمارة حائل) or the Emirate of The House of Rashīd (إمارة آلرشيد), was a state in the Nejd region of Arabia, existing from the mid-nineteenth century to 1921. Jabal Shammar in English is translated as the "Mountain of the Shammar". Jabal Shammar's capital was Ha'il. It was led by a monarchy of the House of Rashīd. It includes parts of modern day Saudi Arabia, Iraq, and Jordan.