Explanation: The Chahamanas of Shakambhari, colloquially known as the Chauhans of Sambhar, ruled in parts of the present-day Rajasthan and its neighbouring areas between 7th and 11th centuries CE.

They were originally feudatories of the Pratiharas and assumed independence during the reign of King Simharaja.

• Simharaja (c. 944−971 CE): Founded the Chahamana/Chauhan dynasty around 10th century CE and adopted the title of Maharajadhiraja.
• Vigraharaja II (c. 971−998 CE): Defeated Mulraja I and overran Gujarat. Captured the Chittor.
• Ajayaraja II (c. 1110−1135 CE): Next important ruler, who carried on the aggressive policy, defeated the Paramaras and captured their capital, Ujjaini.

Source: NCERT