MP Colonel Bob Stewart says UK military forces are in a 'parlous state ' He said Britain 's military chiefs should be prepared to resign en masse . Call backed by former Air head RAF Chief Marshal Sir Michael Graydon . Comes amid clamour for David Cameron to ring fence military spending . US General Raymond Odierno says he is 'worried ' by UK defence spending .
MP Colonel Bob Stewart says UK military forces are in a 'parlous state ' He said Britain 's military chiefs should be prepared to resign en masse . Call backed by former RAF head Air Chief Marshal Sir Michael Graydon . Comes amid clamour for David Cameron to ring fence military spending . US General Raymond Odierno says he is 'worried ' by UK defence spending .