Which battle is known for the defeat of Custer's troops by Indian leaders Sitting Bull and Crazy Horse?

The Battle of Little Bighorn, also known as Custer's Last Stand, is historically significant for the decisive defeat of Lieutenant Colonel George Armstrong Custer and his troops by the combined forces of Sioux and Cheyenne warriors, led by Indian leaders Sitting Bull and Crazy Horse. This battle, which took place on June 25-26, 1876, is often highlighted as a pivotal moment in the struggle of Native Americans against U.S. expansion into their territories.

Sitting Bull and Crazy Horse were key figures in the resistance against the encroachment of settlers and the U.S. government on Native lands. Their victory at Little Bighorn marked one of the most significant defeats for the U.S. Army during the Great Sioux War, inspiring Native American resistance across the region. This event drew national attention and has since been remembered as a symbol of Native American valor and a tragic episode in the history of U.S. military engagements with indigenous peoples.

The other battles listed, such as Gettysburg, Yorktown, and Antietam, are notable for their roles in the American Civil War and the Revolutionary War, respectively, and do not pertain to the events surrounding Custer and the Sioux. Each of these battles played a critical role