When did the world's seventh largest bank buy Antony Gibbs & Sons?
Antony Gibbs &amp; Sons: Antony Gibbs & Sons was a British trading company, established in London in 1802, whose interests spanned trading in cloth, guano, wine and fruit, and led to it becoming involved in banking, shipping and insurance. Antony Gibbs &amp; Sons:  Floated on the London Stock Exchange in 1973, it was bought by HSBC in 1981 and formed the basis of its insurance broking arm, now part of global insurance company Marsh & McLennan. HSBC: HSBC Holdings PLC is a British multinational banking and financial services holding company, tracing its origin to a hong in Hong Kong. HSBC:  It is the world's seventh largest bank by total assets and the largest in Europe with total assets of US$2.374 trillion (as of December 2016).
1981