confirmed on 19 June that she will contest the mayoralty. She confirmed that she will resign from Parliament, thus triggering a by-election in the Christchurch East electorate. Dalziel resigned before the official results were announced. The by-election was since held on 30 November 2013 in the electorate. This was won by Labour's Poto Williams in a convincing victory despite the view that significant population changes since the 2011 Christchurch earthquake made the allegiance to Labour less certain. Williams held Christchurch East in the against National's sitting list MP Jo Hayes. Since Tim Armstrong's 1922 election win, the electorate (for as long as it has existed) has been held by Labour. Members of Parliament Christchurch East has been represented by eight electorate MPs: Key List MPs Members of Parliament elected from party lists in elections where that person also unsuccessfully contested the Christchurch East electorate. Unless otherwise stated, all MPs' terms began and ended at general elections. Election results 2020 election 2017 election 2014 election 2013 by-election 2011 election Electorate (as at 26 November 2011): 39,708 2008 election 2005 election 2002 election 1999 election 1996 election 1943 election 1943 by-election 1938 election 1935 election 1931 election 1928 election 1925 election 1922 election 1919 election 1914 election 1911 election 1908 election 1905 election 1871 election Table footnotes Notes References External links Electorate Profile Parliamentary Library New Zealand electorates Politics of Christchurch 1870 establishments in New Zealand 1875 disestablishments in New Zealand 1946 disestablishments in New Zealand 1905 establishments in New Zealand 1996 establishments in New Zealand