Equatorial Guinea’s exiled opposition leader, Severo Moto, has been arrested in Spain after allegedly trying to send illegal weapons to the oil-rich African nation. The arrest was the latest twist in a tangled case that has implicated figures such as Mark Thatcher, the son of the former British Prime Minister, and Simon Mann, the Eton-educated mercenary, who is facing trial in Malabo for his alleged role in a failed 2004 coup attempt. Mr Thatcher, who now lives on the Spanish Costa del Sol, was given a suspended jail sentence after he pleaded guilty to unwittingly financing the coup attempt and breaking the anti-mercenary laws of South Africa. The arrest of Mr Moto raises questions about whether a fresh coup attempt was under way. According to Spanish court sources, he was arrested on Monday...