- British military officers visit Niagara Falls
- The daguerreotype, the first photographic process, is invented in France.
- The collodion process is invented in England.
- Platt D. Babbitt establishes himself as a tourist photographer at Niagara Falls.
- Lewis Hine photographs immigrants.
- Lewis Hine is hired by National Child Labour Committee to photograph and write about child labour.
- Margaret Watkins studies at the Clarence H. White School of Photography, New York.
- Helmut Herzfeld changes name to John Heartfield.
- Lewis Hine documents the effects of war in Europe for the Red Cross.
- Adolf Hitler founded the National Socialist German Workers Party, or Nazi Party.
- 35 mm hand held Leica camera is invented as well as faster film.
- Margaret Watkins spends war years in Scotland.
- Depression years in the USA.
- Ilse Bing creates photostories for a Frankfurt newspaper.
- Dorothea Lange begins career documenting the poor.
- John Heartfield photo Adolf the Superman Swallows Gold and Spouts Junk, is printed in AIZ, a German Communist paper.
- Lewis Hine publishes Men at Work.
- Ilse Bing participates in a New York exhibition on modern European photography.
- Adolf Hitler becomes Chancellor in Germany.
- John Heartfield forced to leave Germany by the Nazi and exiled to Prague and then to England.
- Sid Grossman co-founded the New York Photo League.
- Adolf Hitler invades Poland, an act that started World War 11.
- Ilse Bing immigrates to New York.
- Sid Grossman was "blacklisted as a communist".
- John Heartfield returns to East Germany.
- New York Photo League dissolves for lack of funds.
- Ilse Bing stops working as a photographer and turns to poetry, drawing, and painting.
- Edward Burtynsky graduated from the Media arts Program at Ryerson Polytechnical Institute, Toronto.
- Edward Burtynsky opens Toronto Image Works, a commercial lab and darkroom facility and gallery.