From the Kansas State Historical Society website:

"African American soldiers were rare during the Civil War, and black officers almost non-existent. Thirty years later, Major John Brown from Topeka led soldiers to Cuba during the Spanish-American War using this saber."

From the Snag Learning website:

"Commissioned by the United Nations for the 60th Anniversary of the founding of the U.N. The story of how the world’s greatest architects representing many of the original member nations came together and created an architectural symbol for global Peace."

From the Kansas State Historical Society website:

"Panama hats symbolized power in the first half of the 20th century. This expensive headwear marked the presence of a well-traveled man. Today's episode considers a Panama hat worn by President Harry Truman."

From the Kansas State Historical Society:

"There are many symbols for the United States. Perhaps the strongest national personification is the character known around the world as "Uncle Sam." This military recruiting poster has been widely reproduced and caricatured since World War I."

From the Kansas State Historical Society website:

"In honor of Memorial Day, we consider a service flag that was proudly displayed by a Kansas family during World War I. Their son was serving his country 'over there'."

This animated presentation from The Map as History visualizes the domino effect of alliances that led Europe and the U.S. into World War I, following the assassination of Archduke Franz Ferdinand.

This animated presentation from The Map as History visualizes the growth of the U.S. as it acquired North American territory, from the Louisiana Purchase up to the Civil War.

From the Library of Congress website:

"Historian Marilyn B. Young, in a lecture at the Library of Congress, discusses the nature of America's limited wars, from Korea to the current conflicts in Iraq and Afghanistan. Sponsored by the John W. Kluge Center at the Library of Congress, the lecture is presented in conjunction with the National History Center's Decolonization Seminar."

David Ward, historian at the National Portrait Gallery, gives an overview of the life of Albert Einstein, in relation to a portrait of the scientist by Max Westfield.