Dorothea Lange's iconic 'Migrant Mother' photo was just one image of many she captured of the woman with her children.

The woman in Dorothea Lange's 'Migrant Mother' photo felt that she and her children had been exploited.

'Migrant Mother' (1936) captured the tragic reality of the Great Depression

Taken by Dorothea Lange, the image shows a mother in tattered clothes looking distressed while her children cling to her. At the time, the family was surviving on frozen vegetables from nearby fields and birds killed by the children.

Check out the most iconic images captured by Dorothea Lange, the American photographer known as one of the 20th-century's greatest social documentarians.

Many of Dorothea Lange's most iconic photos were taken while she was working for a New Deal program.

Dorothea Lange and her economist husband sought to document American poverty through collaborative works.

Dorothea Lange and Ansel Adams collaborated on a project documenting Mormon communities in Utah, but the artists were unhappy with how Life magazine framed the work.

Dorothea Lange's photos of Japanese Americans interred in US concentration camps were censored.

Dorothea Lange contracted polio when she was 7, something she said informed her approach to photograph.

During the Great Depression, the US government used photography to document rural poverty.

​​The US government documented the forced removal of Japanese Americans in an attempt to garner support for the program.

A photographer's long-lost collection of images of mothers

Professional photographer Ken Heyman discovered a 50-year-old box of photos labeled "Mothers" in his storage unit, with images depicting various mothers with their children in touching, candid scenes. Check out the finest of the group with this gallery.

The world's most famous portraits

"Afghan Girl" (1984), "Migrant Mother" (1936), and Marilyn Monroe in a billowing skirt (1954) are among the most famous portraits of all time. Capturing both unbelievable tragedy and delight, these 15 images are some of the most captivating in human history.

Cassatt painted more than just mothers and daughters

In one 1884 portrait, she captured her brother, Alexander Cassatt, and her nephew during a family holiday. The image is just as tender as her paintings of mothers and daughters, with the father and son—their faces near mirror images—in an intimate embrace.

The spooky images of Victorian mothers hiding as their babies posed

Taking pictures of your kids is a huge headache now, but it was even harder for mothers in the Victorian era, when camera technology made posing for photographs difficult. These weird photos will show you how these mothers got their kids to sit...

O’Keeffe was part of a movement of American artists changing previous norms

One of the most recognizable names of the American modernism movement from the early 1900s, O’Keeffe’s portrayals of nature strayed from realism and prioritized emotional truth, using elements like bold colors and abstract shapes to capture the feeling of observing her subjects.

Alfred Stieglitz was a significant photographer in the American modern art movement

Stieglitz took hundreds of famous portraits of O’Keeffe and helped cement her reputation in New York by showcasing her work in his famed gallery. (This resource contains some artistic nudity.)

With the help of one photographer who took photos of children at work, child labor in the US was eventually restricted by law in the mid-1900s.

See a collection of LIFE's most iconic photos in history

Famous images, like a sailor kissing a nurse in Times Square to celebrate the end of World War II, are each shared with context in this article. See some of history's most famous moments from a unique point of view, including photos of Marilyn Monroe, the Beatles, and Muhammad Ali.

One of the most famous portraits ever taken is 'Afghan Girl' (1984) by Steve McCurry, yet the subject Sharbat Gula went much of her life without being identified or benefitting from the image's success.

One of the most famous portraits ever taken is "Afghan Girl" by Steve McCurry. Sharbat Gula, the subject of the photo, was not credited until 2002 for her role in the famous National Geographic cover, and continued to live in poverty after the photo was taken.

One Mary Cassatt painting features a sly political message

Critics had long been puzzled by the unrealistic flower pinned to the woman's chest in the 1905 painting "Mother and Child." In exploring the painting's history, researcher Nikki Georgopulos discovered that the flower alluded to a women's suffrage badge popular at the time, something Cassatt emphasized in the painting's original title, "Woman With a Sunflower."

'The Vulture and the Little Girl' (1993) has a controversial story behind it

The tragic Pulitzer Prize-winning image taken by South African photojournalist Kevin Carter depicts a little girl suffering from starvation during a famine in Sudan in 1993. Carter faced criticism from the public for taking her picture instead of helping her. A few months later, Carter took his own life.

William Mumler’s spirit photography stunned and bewildered the public

William Mumler’s most famous work is a portrait of Mary Todd Lincoln accompanied by the ghost of her deceased husband, Abraham Lincoln. Other subjects of Mumler's photos claimed that the spirits standing beside them resembled their loved ones. Mumler’s method was never officially proven and continues to mystify viewers.

The Fair Labor Standards Act regulated child labor and introduced many protections

Child labor was widespread until the formation of the National Child Labor Committee, which hired photographer Lewis Hine to document conditions. His images spurred reform efforts like the Keating-Owen Act in 1916, which was overturned by the Supreme Court. Progress came in 1938 with the Fair Labor Standards Act.

See a massive collection of Norman Rockwell's paintings

Rockwell's works sought to capture authentic scenes from American life and, in the process, came to define the American ideal. This collection includes 244 of his paintings, from his early days at the Saturday Evening Post through his more socially minded work for Look, to the end of his career. Below is 1951's "Saying Grace."

Georgia O'Keeffe's subjects evolved based on the landscapes she lived in

Texas horizons, New York skyscrapers, and New Mexico deserts are examples of the subjects O'Keeffe famously painted over the course of her life. While her style remained mostly consistent throughout her seven-decade career, her surroundings significantly changed the content of her artwork.

Scholars note that many Cassatt paintings are about women's labor

The women in her portraits are often performing domestic work, something that contemporary scholars consider a subtle protest of how women's labor was often overlooked during Cassatt's time. Fittingly, Cassatt often hired working-class women as models, ensuring the portraits were not only accurate but that the subjects were appropriately compensated.

O’Keeffe made more than 2,000 pieces of art in her lifetime

See an interactive timeline that provides insight into just how prolific the artist was. Differentiated by year, the visualization shows when she was particularly active, and allows you to see the artwork from each year. Below is "Oriental Poppies" from 1928.

How Lucia Moholy's photography captured the Bauhaus aesthetic

The photographer was one of the few affiliated with the school who photographed its locations, documenting the modern style long after the Nazis had driven its artists from Germany. This podcast episode explores why she went uncredited for so many years.

'Behind the Gare St. Lazare' (1932) famously froze a moment of spontaneity

Henri Cartier-Bresson's photo of a man jumping over a puddle inspired generations of future street photographers. Cartier-Bresson was known for capturing "decisive moments," as he called them.

Jean Stafford’s ‘A Mother in History’ followed the mother of JFK’s assassin

Marguerite Oswald, the mother of Lee Harvey Oswald, leaned into the public eye after her son’s crime. Stafford’s decision to interview her was the subject of controversy, but offered an interesting character study of a maligned woman openly inclined to make money off the attention she was receiving.

Steinbeck's novel 'The Grapes of Wrath' was inspired by a series of newspaper reports he wrote about migrant farm workers.

The iconic photo of the Wright brothers' first flight was the photographer’s first

Using a then-state-of-the-art Korona V, rescue member John T. Daniels was tasked with squeezing the device’s rubber bulb the moment the plane left the wooden track on the sand. The camera produced negatives on 5 by 7 sheets of glass.

Mary Cassatt's 'The Child's Bath' was a rare sight for 19th-century art

Drs. Beth Harris and Steven Zucker note that this portrait of an intimate moment between mother and daughter might have been out of place in 1893, but that its subject matter alludes to spiritual images from the Renaissance or Baroque periods.