Generations of foreign royals - particularly from the Middle East - have learned to be military leaders at the UK's Sandhurst officer training academy. But is that still a good idea, asks Matthew Teller. Since 1812, the Royal Military Academy Sandhurst, on the Surrey/Berkshire border, has been where the British Army trains its officers. It has a gruelling 44-week course testing the physical and intellectual skills of officer cadets and imbuing them with the values of the British Army. Alongside would-be British officers, Sandhurst has a tradition of drawing cadets from overseas. Many of the elite families of the Middle East have sent their sons and daughters. Perhaps the most notable was King Hussein of Jordan. Four reigning Arab monarchs are graduates of Sandhurst and its affiliated colleges - King Abdullah of Jordan, King Hamad of Bahrain, Sheikh Tamim, Emir of Qatar, and Sultan Qaboos of Oman. Past monarchs include Sheikh S