The document provides details about State Bank of India (SBI) merging with 5 of its associate banks on April 1, 2017. It lists the 5 associate banks as State Bank of Patiala (founded 1917), State Bank of Mysore (founded 1913), State Bank of Hyderabad, State Bank of Bikaner and Jaipur, and State Bank of Travancore. It also provides brief histories of State Bank of Patiala and State Bank of Mysore. The merger consolidated SBI's position as one of the largest banks in India and helped strengthen its balance sheet and national presence.