At the Battle of Gettysburg, the Union saw the value of securing a rocky outcropping called Little Round Top.  Strong Vincent seized the opportunity, taking the boulder and yelling to his men, “Don’t give an inch.” As he uttered the words a bullet tore through his thigh and lodged

Through discussion and brainstorming, students will learn about the destructive impact of environmental factors on man-made artifacts and structures in this classroom activity. Upon completion of one or more activities, students will gain a concrete understanding of the complexity of the science

This flag belonged to the 84th Regiment of Infantry, United States Colored Troops. The red stripes bear the regiment's name and number and some of the battles in which the 84th fought. The unit was organized April 4, 1864 and mustered for service on March 14, 1866. The unit fought

The May 1, also known as May Day, celebrates workers’ rights and is often marked by public marches. Constantly being adapted, May Day has seen many evolutions since its start at the Haymarket Square in Chicago in 1886. One demonstration of great significance is the May Day marches of 2006, in whic

“With the murder of George Floyd and the ensuing civil unrest, historians, educators, and the general public once again fixated on the “long hot summers” of the 1960s. Where every year, for the latter half of the decade, America was embroiled in widespread violent protest. While this keystone

“Impeachment is actually a vote to put the president on trial, not a trial or a conviction. The sitting president can be impeached for “treason, bribery, or other high crimes and misdemeanors,” as defined in Article 2, Section 4 of the U.S. Constitution. Conviction and removal from office, fol

"The National Museum of American History has over 2 million items in its collections, spanning every topic you could think of. And from wooden crosses to baseball uniforms to costume butterfly wings, our collections show that Latinx people have been an important part of U.S. history since the nation

This online exhibition commemorates the 200th anniversary of the birth of Abraham Lincoln. The website covers each major period of Lincoln's private and public life, especially his years in Washington when he made the crucial decisions that ended slavery and preserved the nation. Also

General Charles Conrwallis was so mortified by his defeat that he dispatched his second-in-command, Brigadier General Charles O'Hara, to surrender his forces. When O'Hara offered Cornwallis's sword to George Washington, Washington, in keeping with the rigid hierarchies of military protocol, asked

This sign was purchased by a North Beach second-hand shop from a proprietor in the neighboring Chinatown district of San Francisco. It is said to date from between 1890 and 1910. If that is so, the sign’s survival is quite miraculous: The 1906 earthquake in April of that year caused much damage