This picture taken on June 6, 2020 shows security guards stationed outside barriers set up around the perimeter of Hong Kong Polytechnic University, installed following the two-week on-campus battle in November 2019 between police and pro-democracy protesters in Hong Kong. - Hong Kong on June 9, 2020 marks a year since pro-democracy protests erupted, but a resumption of city-wide unrest is unlikely as activists reel from mass arrests, coronavirus bans on public gatherings and a looming national security law. (Photo by ISAAC LAWRENCE / AFP) (Photo by ISAAC LAWRENCE/AFP via Getty Images)
