At the start of April, Chuck Prince, chairman and CEO of Citigroup, came to Riyadh to lobby the Saudi finance ministry, central bank and capital markets regulator to let the US firm back into the kingdom less than two years after Citigroup sold off its 20% stake in Samba (previously Saudi American Bank). It was one of the early big decisions of Prince’s tenure as CEO and signalled the end of Citigroup’s presence in a country where it had operated since 1955.