When was the Election in which Andrew Cornwell was a member of the New South Wales Legislative Assembly held? 
Andrew Cornwell:  He was a member of the New South Wales Legislative Assembly from the 2011 election until 2014, representing the electorate of Charlestown. New South Wales state election, 2011: Elections to the 55th Parliament of New South Wales were held on Saturday, 26 March 2011.
Saturday, 26 March 2011