A record series of arms sales from the UK to Saudi Arabia was worth tens of billions of dollars. The first al-Yamamah deal was agreed between Prime Minister Margaret Thatcher and King Fahd of Saudi Arabia. But the deals were dogged by allegations of corruption. Louise Hidalgo has been speaking to Jonathan Aitken who was involved in later al-Yamamah deals.
(Photo: Prime Minister Margaret Thatcher and King Fahd in London in 1987. Credit: Tim Graham/Getty Images)