John Filo, Mary Vecchio cries over the body of one of the Kent State University students who had just been shot by the Ohio National Guard soldiers, Kent, Ohio, 4 May 1970.

John Filo, Mary Vecchio cries over the body of one of the Kent State University students who had just been shot by the Ohio National Guard soldiers, Kent, Ohio, 4 May 1970.

Nsala of Wala sits with the hand and foot of his five-year old daughter, who was killed and allegedly cannibalized by the members of the ABIR militia, Congo Free State, May 1904.

Nsala of Wala sits with the hand and foot of his five-year old daughter, who was killed and allegedly cannibalized by the members of the ABIR militia, Congo Free State, May 1904.

Julien Bryan, Kazimiera Mika, a ten-year-old Polish girl, mourns the death of her older sister, who was killed in a field near Jana Ostroroga Street in Warsaw during a German air raid by Luftwaffe, September 1939.
Source: United States Holocaust Museum

Julien Bryan, Kazimiera Mika, a ten-year-old Polish girl, mourns the death of her older sister, who was killed in a field near Jana Ostroroga Street in Warsaw during a German air raid by Luftwaffe, September 1939.

Source: United States Holocaust Museum

Larry Burrows, Marine Lance Corporal James C. Farley crying over the death of his friends during the Vietnam War, Vietnam, 1965.

Larry Burrows, Marine Lance Corporal James C. Farley crying over the death of his friends during the Vietnam War, Vietnam, 1965.

W & D Downey, Queen Victoria mourning the death of her husband Albert, Prince Consort, with her five daughters  (Alice, Helena, Beatrice, Victoria and Louise), 1862.

W & D Downey, Queen Victoria mourning the death of her husband Albert, Prince Consort, with her five daughters (Alice, Helena, Beatrice, Victoria and Louise), 1862.

Unidentified girl in mourning dress holding framed photograph of her father as a cavalryman with sword and Hardee hat, 1860-1871.
Source: Library of Congress

Unidentified girl in mourning dress holding framed photograph of her father as a cavalryman with sword and Hardee hat, 1860-1871.

Source: Library of Congress

Alfred Eisenstaedt, A young woman visiting her father’s grave in the Jewish cemetery of Weissensee, Berlin, Germany, September 1979.

Alfred Eisenstaedt, A young woman visiting her father’s grave in the Jewish cemetery of Weissensee, Berlin, Germany, September 1979.

Henry Peach Robinson, Fading Away, 1858.
Source: George Eastman House

Henry Peach Robinson, Fading Away, 1858.

Source: George Eastman House

A grief-stricken American infantryman whose buddy has just been killed is  comforted by a comrade while a corpsman in the background methodically fills out  casualty tags during a lull in the fighting. Photograph by Sfc. Al Chang. Haktong-ni, South Korea, August 1950.

A grief-stricken American infantryman whose buddy has just been killed is comforted by a comrade while a corpsman in the background methodically fills out casualty tags during a lull in the fighting. Photograph by Sfc. Al Chang. Haktong-ni, South Korea, August 1950.

A Coast Guardsman bowing in reverence over the marked graves of American soldiers who gave their lives to win a small atoll during World War II, 1944.

A Coast Guardsman bowing in reverence over the marked graves of American soldiers who gave their lives to win a small atoll during World War II, 1944.