Michalevic was deputy chairman of the Partyja BNF in 2004-2008. Following his nomination to the position of party chairman in 2008 and proposal of a program of reforms, Michalevic was expelled from the party for publicly criticizing the party leadership. From 2003 to 2007, Michalevic was deputy to the Pukhavichy district council and coordinator of the Assembly of Deputies to Local Councils. At the same time he published a local newspaper in the town of Maryina Horka. He initiated a number of decisions on widening the powers of local self-governing bodies. On 27 January 2010, Michalevic officially launched his campaign seeking nomination as an independent candidate in 2011 Belarusian presidential election. On November 18, 2010, Michalevic officially registered as a presidential candidate. On December 19, 2010, Michalevic took part in the meeting in downtown Minsk but did not take part in the demonstration and riots that followed. He went home downtown where he was with his family. On December 20, 2010, at the election night Michalevic was arrested by KGB agents in his apartment in Minsk. He was charged for organizing of mass riots. On 11 January 2011, Amnesty International recognized him as a prisoner of conscience. January 11, 2011 Michalevic called from the KGB jail to his wife. Under the pressure of a voice heard in the phone, Michalevic asked her to not go to Brussels and Warsaw to give a speech at EU-parliament and Polish Sejm hearings regarding Belarus. His wife interpreted this as if her husband in fact told her to go there. The night between January 12 and January 13 the car in which Milana Michalevic and their youngest daughter was traveling to Poland was stopped by KGB agents. Milana Michalevic was informed that she was banned from travel abroad until her husband's future is decided by the KGB. Currently Michalevic's wife is under the close observation of KGB agents in Minsk. On February 19, 2011 Michalevic was released from prison. After that, he made a statement in which he claimed that he and other political prisoners had been subjected to tortures. Soon after his statements about tortures in Belarusian prisons, Michalevic secretly escaped the country. On 24 March 2011 he was granted political asylum in the Czech Republic. On 18 November 2011 Michalevic received the Rights & DemocracyJohn Humphrey Freedom Award from Canadian International Centre for Human Rights and Democratic Development. Michalevic was awarded “for his courage, determination and perseverance, and … efforts to make Belarus a free and open democracy”. On 8 September 2015 Ales Michalevic returned home to Belarus. He took the train Vilnius - Minsk and was immediately arrested at the border as a “person who is in the wanted list” by the border officers. Michalevic was released but he still remains the last accused person in the 2010 case of “mass riots”. In March 2016 the case against Ales Michalevic was suspended, however it can be reopened at any moment.
Personal
Michalevic is married with two daughters. In addition to his native Belarusian and Russian, he is fluent in Polish and English and is learning German.