Ajmer is regarded as a center of education in Rajasthan. Ajmer was once known as Ajaymeru, the city ruled by Prithviraj Chauhan. The city has given its' name to Ajmer district, to a former region of British India called Ajmer-Merwara and to the erstwhile state of Ajmer, which was formed after the independence of India and was incorporated into Rajasthan State on November 1, 1956.