Saudi Arabia said Saturday it executed 81 people in one day on a variety of terrorism-related offences, exceeding the total number of executions in the kingdom in the whole of last year. All had been “found guilty of committing multiple heinous crimes”, the official Saudi Press Agency SPA reported, saying they included convicts linked to the Islamic State group, or to Al-Qaeda, Yemen’s Houthi rebel forces or “other terrorist organisations”. They had been plotting attacks on vital economic sites, or had targeted or had killed members of the security forces, or had smuggled weapons into the coun…