Pik Uk Correctional Institution, where he said that despite a dull and dry life there, he remained proud of his commitment to the movement. On 13 October 2017, Wong was convicted with 19 others of contempt of court for obstructing execution of the court's order for clearance of part of the Occupy Central protest zone in Mong Kok in October 2014. The order had been obtained by a public minibus association. On 14 November 2017, Wong, together with Ivan Lam, commenced an application for judicial review in the High Court challenging the constitutionality of the provision in the Legislative Council Ordinance preventing persons sentenced to terms of imprisonment exceeding three months from standing for office for five years from the date of conviction. On 18 January 2018, Wong was sentenced by Mr Justice Andrew H C Chan of the High Court to three months' imprisonment in respect of his October 2017 conviction for contempt of court. Nineteen other protesters convicted in respect of the same incident all received prison terms, though the terms were suspended for all but Wong and fellow protester Raphael Wong. As part of his reasoning, Chan expressed the view that, by November 2014, the protests had become pointless and their only effect was to impact the lives of "ordinary citizens" of the region. Imprisonment in 2019 Wong was sentenced to two months of prison on 16 May 2019, for his involvement in events on 26 November 2014 in Mong Kok, an area in Hong Kong, where demonstrators opposed the police during the Umbrella revolution. Joshua Wong was released on 17 June 2019, after just around a month time in jail because he had already served some time associated to this case back in 2018, thus adding up to a total of two months' term. Imprisonment beginning in 2020 On 24 September 2020, Wong was arrested when he reported to a police station regarding another case against him. He was charged with "unlawful assembly", which was related to his participation in the 2019 protest against a government ban on face masks, where he was said to have violated the anti-mask law of Hong Kong. On 30 September, he was temporarily released by the court along with activist Koo Sze-yiu (). The Principal Magistrate granted the two bail of HK$1,000 each, and imposed a travel ban on Wong at the prosecutors’ request. On 23 November 2020, Wong appeared