Is it legal to take a picture of someone without their permission?

Is street photography actually legal if a person or several people appear in the photograph? And if someone takes a picture of me in the street and I notice, do I have the right to ask them to delete the picture? And do they have the right to publish my picture or sell it without my permission? Can I sue them? It... show more Is street photography actually legal if a person or several people appear in the photograph? And if someone takes a picture of me in the street and I notice, do I have the right to ask them to delete the picture? And do they have the right to publish my picture or sell it without my permission? Can I sue them? It happens all the time and in war zones, so...?
8 answers 8