Santander is bolstering its British foothold with the proposed acquisition of TSB, despite the recent underperformance of its own U.K. branch.

The Spanish lender is about to become the third-largest bank in the UK by share of personal current accounts, after the deal is closed.View on euronews

Jo Crowley MADRID/LONDON (Reuters) -Santander's plan to buy TSB for 2.65 billion pounds ($3.61 billion) and boost its position in the UK came together only a few weeks ago, after the Spanish bank had been considering a possible exit from Britain,