The government should revoke the visa for Cambodia's prime minister Hun Sen who is set to visit the UK this week...The news [of the visit] comes at a time of mounting international criticism over increasing levels of institutionalised corruption, repression and human rights abuse in Cambodia...Global Witness campaigner, Eleanor Nichol [said], "Hun Sen's regime has presided over a process of grand corruption which has seriously undermined poverty alleviation in Cambodia, but Europe and the UK continue to welcome him and his entourage..." The visit comes just as the UK government pushes ahead with the introduction of an anti-bribery bill geared towards bringing the UK in line with its international obligations on tackling graft in other countries...