and 2011 were won by the All India Anna Dravida Munnetra Kazhagam (AIADMK). Dravida Munnetra Kazhagam (DMK) won the seat during the 1971 and 1989 elections and its ally Pattali Makkal Katchi won the seat during the 2006 elections. The current member of the legislative assembly is V. Somasundaram from the AIADMK party. Kanchipuram Lok Sabha constituency is a newly formed constituency of the Parliament of India after the 2008 delimitation. The constituency originally existed for the 1951 election, and was formed in 2008 after merging the assembly segments of Chengalpattu, Thiruporur, Madurantakam (SC), Uthiramerur and Kanchipuram, which were part of the now defunct Chengalpattu constituency, and Alandur, which was part of the Chennai South constituency. This constituency is reserved for Scheduled Castes (SC) candidates. K. Maragatham from the All India Anna Dravida Munnetra Kazhagam is the current Member of Parliament for the constituency. Indian writer, politician and founder of the DMK, C. N. Annadurai, was born and raised in Kanchipuram. He was the first member of a Dravidian party to hold that post and was the first non-Congress leader to form a majority government in post-colonial India. Policing in the city is provided by the Kanchipuram sub-division of the Tamil Nadu Police headed by a Deputy Superintendent of Police. The force's special units include prohibition enforcement, district crime, social justice and human rights, district crime records and special branch that operate at the district level police division, which is headed by a Superintendent of Police. Demographics During the rule of King Narasimha Varma in the 7th century, the city covered about and had a population of 10,000. The population increased to 13,000 in subsequent years and the city developed cross patterned links with rectangular streets. The settlements in the city were mostly caste based. During the period of Nandivarma Pallavan II, houses were built on raised platforms and burnt bricks. The concepts of the verandah in the front yard, garden in the backyard, ventilation facilities and drainage of rainwater were all introduced for the first time, while the Tiruvekka temple and houses of agricultural labourers were situated outside the city. There were provisions in the city's outskirts for training the cavalry and infantry. During the Chola era, Kanchipuram was not the capital, but the kings had a palace in the city and a lot of development was extended eastwards. During the Vijayanagara period, the population rose to 25,000. There