He served as the Member of Parliament ( MP ) for Winchester from 1997 to 2010 .
Mark Oaten ( born 8 March 1964 ) is a British politician who was a senior member of the Liberal Democrats .
Mark Oaten served as the Member of Parliament ( MP ) for Winchester from 1997 to 2010 .
Mark Oaten ( born 8 March 1964 ) is a British politician who was a senior member of the Liberal Democrats .