In this photograph, taken in 1927, President Calvin Coolidge observes Armistice Day, which preceded the formal holiday of Veterans Day, by laying a wreath at the Tomb of the Unknown Soldier at Arlington National Cemetery in Arlington, Virginia. Since 1921, presidents have paid their respects at the Tomb of the Unknown Soldier, often in observance of military commemorations including Veterans Day and Memorial Day.

This photograph was taken during President Calvin Coolidge's vacation in Black Hills, South Dakota in the summer of 1927. Coolidge stands in the center of the photograph dressed as a cowboy, flanked on both sides by press photographers. The president received the Western-style hat and cowboy boots as gifts during his tour. Coolidge chose to vacation in the Black Hills following a campaign by South Dakotans designed to appeal to the president's love of trout fishing. The president's visit brought a boon to the tourism and infrastructure to the area. During his vacation, Coolidge delivered remarks at the dedication of the start of work on the Mount Rushmore National Memorial and visited Pine Ridge, a tribal reservation of the Lakota people.

This photograph, taken on March 10, 1925, shows President Calvin Coolidge with members of the Sioux Indian Republican Club of the Rosebud Reservation. The Rosebud Indian Reservation is located along South Dakota's southern border and is adjacent to the Pine Ridge Reservation. This photograph was taken on the South Grounds, near the West Garden, which was reimagined as the Rose Garden during the John F. Kennedy administration. During his presidency, Coolidge increased public perception of the challenges faced by American Indian communities, while promoting assimilation into American society.

This photograph shows President Calvin Coolidge posing with representatives from the Osage nation on the South Grounds of the White House. Charles H. Burke, commissioner on Indian Affairs, stands at right of Coolidge. Also among those photographed are Chief Bacon Rind (second to left), and Chief Paul Red Eagle (immediate right of Burke). During his presidency, Coolidge increased public perception of the challenges faced by American Indian communities, while promoting assimilation into American society.

In this photograph, President Calvin Coolidge meets with the Committee of One Hundred on the South Grounds of the White House. The Committee of One Hundred consisted of scholars, activists, and policy specialists who advised the federal government on critical issues facing the Native American population. During the meeting, Ruth Muskrat, a Mount Holyoke college student of Irish and Cherokee descent, presented Coolidge with a copy of "The Red Man in the United States," a book describing the adverse economic, educational, religious, and cultural challenges facing Native Americans.

In this photograph, President Calvin Coolidge meets with the Committee of One Hundred on the South Grounds of the White House. The Committee of One Hundred consisted of scholars, activists, and policy specialists who advised the federal government on critical issues facing the Native American population. Here, Ruth Muskrat, a Mount Holyoke college student of Irish and Cherokee descent, presents President Coolidge with a copy of "The Red Man in the United States," a book describing the adverse economic, educational, religious, and cultural challenges facing Native Americans.

In this photograph, President Calvin Coolidge poses alongside a group of American Indian men outside the West Wing of the White House. Following the enactment of the Indian Citizenship Act in 1924, Coolidge invited delegations from many American Indian nations to the White House. During his presidency, Coolidge increased public perception of the challenges faced by American Indian communities, while promoting assimilation into American society.

In this photograph, President Calvin Coolidge poses with Sgt. I-See-O (Plenty Fires), or Tahbonemah, and other members of the Kiowa nation on the South Grounds outside the West Wing. The White House residence and South Portico are visible in the background. A veteran who served as a scout for the United States Army for nearly 50 years, I-See-O was recognized and provided for in his old age by a special act from Congress.

This photograph, taken on March 13, 1928, shows president Calvin Coolidge with a group of American Indians outside of the White House. The group is believed to be a delegation from the Comanche nation, headquartered near Lawton, Oklahoma. Also pictured at far right is Senator William Bliss Pine of Oklahoma. Pine, a successful oil businessman, was the elected representative from Okmulgee, Oklahoma, capital of the Creek (or Muscogee) nation. Following the enactment of the Indian Citizenship Act in 1924, Coolidge invited delegations from many American Indian nations to the White House. During his presidency, Coolidge increased public perception of the challenges faced by American Indian communities, while promoting assimilation into American society.