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,

The TSB brand could vanish from UK high streets after rival Santander agreed to buy the lender for £2.65 billion, amid fears the deal could lead to branch closures. The move coul

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