The Uttar Pradesh legislative assembly election followed as a result the expiration of the five-year term of the previous legislature elected in Uttar Pradesh, India. The election to the Uttar Pradesh Legislative Assembly was held in seven phases from 8 February through 3 March 2012. Uttar Pradesh has the world's largest population for a sub-national democracy. The incumbent chief minister Mayawati's Bahujan Samaj Party, which previously won an absolute majority of seats, was defeated by Mulayam Singh Yadav's Samajwadi Party, which gained an absolute majority in the election. Mulayam's son and Samajwadi party president Akhilesh Yadav was nominated as chief minister by the party.