From 2003 until 2016 Sadé was the chairman of the Centre Party's student wing as well as being the editor of "Tidskriften Rådslag" from 2004 until 2006. During the 2006 Swedish general election, he was in second place on the ballot for the Centre Party's regional council election for the constituency of Malmö. He has also been the chairman of the environmental committee in Lund Municipality from 2017 until 2009. After several articles on the forum TV4 Newsmill in 2011 and 2012 criticizing the Centre Party's policies regarding immigration, education and the party's new ideologies, around 2011 or 2012 he stoped paying his membership fee resulting in him leaving the party.