Bob Diamond has told MPs he feared Barclays would be nationalised during the credit crisis because of its high borrowing rate.
Barclays' submission of a memo to the Treasury Select Committee has revealed how Bank of England (BoE) officials advised the bank on LIBOR.
The FTSE 100 has risen in early trading as investors build on recent gains, but Barclays' share price remains volatile as investors react to CEO Bob Diamond's resignation.
The resignation of Barclays CEO Bob Diamond does not lessen the possibility of criminal proceedings against those involved, Chancellor George Osborne has warned.
Barclays boss Bob Diamond has resigned from the bank with immediate effect, just one day ahead of a parliamentary hearing into his conduct following the LIBOR scandal.
The government has ordered a parliamentary inquiry into professional and cultural standards in British banking less than a week after Barclays was fined for attempting to fix Libor and its European equivalent, Euribor.
Barclays Bank chairman Marcus Agius has said "the buck stops with me" as he confirmed he will resign following the inter-bank lending rate fixing scandals.
Barclays' record FSA penalty for LIBOR manipulation will be superseded by other banks' fines as the investigation deepens, according to Schroders' Richard Buxton.
Four banking giants including HSBC and scandal-hit Barclays are to provide redress to business clients mis-sold specialist insurance on loans, the Financial Services Authority (FSA) has said.