Every year since the World Press Association gathers in Amsterdam to pick a picture of the year. Here's every photo that's won from the past 55 years or so. Powerful stuff.
1955
A competitor tumbles off his motorcycle during the Motorcross World Championship at the Volk Mølle race course. (Mogens von Haven)
1956
A German World War II prisoner, released by the Soviet Union, is reunited with his daughter. The child had not seen her father since she was one-year-old. (Helmuth Pirath)
1957
Dorothy Counts, one of the first black students to enter the newly desegregated Harry Harding High School is mocked by whites on her first day of school. (Douglas Martin)
1958
National Football Championships between Prague and Bratislava. (Stanislav Tereba)