"The city has a responsibility towards its citizens, to ensure that advertising they are exposed to is not offensive or upsetting in any way," Green Party deputy mayor Daniel Helldén, who has been a driving force behind the ban, told The Local in December last year. Speaking in the council meeting on Monday, Helldén said: "We are taking an important step to ensure that sexist or racist messages and attitudes are not visible on the surfaces that the city of Stockholm owns."