British Prime Minister David Cameron has overhauled his top diplomatic team, announcing new ambassadors to Washington, Paris and Brussels.
Cameron's office says Peter Westmacott, currently the British envoy in Paris, will move to Washington in January.
Peter Ricketts, currently national security adviser, will become ambassador to Paris, while Kim Darroch _ the present envoy at the European Union _ will take over the security brief.
Jon Cunliffe, a long-serving adviser on European and global issues, will replace Darroch in Brussels.
Nigel Sheinwald, ambassador to Washington since 2007, will retire.
Cameron has pushed diplomats to a take a trade-focused approach to foreign policy since taking office, prioritizing work on winning new trade.