Which bank was not Nationalised in 1969?

The State Bank of India (SBI) was not nationalised in 1969. SBI was already nationalised in 1955. Prior to its nationalisation, SBI was known as the Imperial Bank of India. You can read about the Pradhan Mantri Jan-Dhan Yojana (PMJDY) – National Mission for Financial Inclusion in the given link.

The only commercial bank which was not under private control in India was SBI, till 1955. In 1969, 14 commercial banks were nationalised by the Government of India.

Further readings:

1. RBI – Reserve Bank of India [UPSC Indian Economy Notes]
2. Bad Banks – Idea Proposed by Indian Banking Association (IBA) Due to COVID-19