The Chief Minister of Karnataka is the head of government of the Indian state of Karnataka. As per the Constitution of India, the governor of Karnataka is the state's de jure head, but de facto executive authority rests with the chief minister, a template applicable to all other Indian states. Following elections to the Karnataka Legislative Assembly, the governor usually invites the political party (or a coalition of political parties) with a majority of assembly seats to form the government in the state. The governor appoints the chief minister, whose council of ministers is collectively responsible to the assembly. Given that he/she has the confidence of the assembly, the chief minister's term is for five years, renewable, and is subject to no term limits. Usually, the chief minister also serves as leader of the house in the legislative assembly. Historically, this office replaced that of the dewan of Mysore of the erstwhile Kingdom of Mysore with India's constitution into a republic. Since 1947, there have been a total of twenty-three chief ministers of Mysore (as the state was known before 1 November 1973) and Karnataka. A majority of them belonged to the Indian National Congress (INC) party, including the inaugural officeholder K. Chengalaraya Reddy. The longest-serving chief minister is Siddaramaiah, who had held the office for over eight years. INC's Veerendra Patil had the largest gap between two terms (over eighteen years). B. D. Jatti, served as the country's fifth