 In December 2017, and again in 2018 and 2019, Parke was appointed by the UN Human Rights Commissioner to the "Group of Eminent Experts on Yemen", to investigate human rights violations in Yemen.Parke was elected as the Member for the Division of Fremantle in the 2007 Australian federal election, in the 2010 Australian federal election and again in the 2013 Australian federal election.Some notable achievements include negotiating the return of Cantonment Hill from the Australian Defence Force to the City of Fremantle and organising a community cabinet forum in Fremantle in March 2011 attended by prime minister Julia Gillard and key cabinet ministers.