1990 American Western Adventure Film, directed by Kevin Costner, starring Kevin Costner, Mary McDonald, Graham Green, and Rodney Grant.
Dunbar's leg wounds in the Civil War could not be treated in time and faced the risk of sawing legs, he rode to the front line of the confrontation between the two armies to break the calm, although he was bent on death but the result was unscathed, encouraged by it, the soldiers rushed to win the battle, Dunbar was called a hero by the commander, and used his personal medical team to heal Dunbar's wounded leg. Tired of the war, Dunbar volunteered to garrison the undeveloped and uninhabited western steppe border to obtain permission.
Dunbar was sent to the most remote post, Sedgwick, and finally arrived at the post with the supplies of the coachman and found that it was already empty, and the defenders had scattered without waiting for supplies, leaving Dunbar alone to hold on, counting the days in the hope that a new garrison would come. The coachman's killing of Bonni Indians on the way back, coupled with the suicide of the officers sent when he came, caused Dunbar to lose contact with the outside world.
Dunbar began to work to clean up the camp, disperse military supplies to salvage the dirt from the river, live a quiet and monotonous life by keeping a daily diary, enjoying the vast expanse of the wilderness, and making friends with a lone wolf, whom he called two white socks.
Later, the Sioux Indians found Dunbar, under the advice of its saint kicking birds, the two lived in peace, Dunbar decided to take the initiative to communicate with them, on the way saved the heroine and stood with a fist, her family was killed by the Boni Indians, adopted by the Sioux since childhood, just lost her husband, can speak English and Indian. The Indians returned accordingly, and the two sides began a slow and friendly contact, one night Dunbar was awakened by a passing bison herd in the camp, he hurried to inform the Sioux to hunt the food they relied on for the winter, hunted the bison with them and saved the Indian boy "a lot of smiles" from under the bison horn, and led the remaining old and weak women and children to successfully resist the invasion of the Poni people when the Sioux warriors went out on patrol, and the guarding tribe was credited with all the Sioux Indians, and the kicking bird gave him the name of an Indian "Dancing with wolves", his love affair with "Standing with a Fist" was also agreed by the kicking bird, and people generously donated generous gifts to complete the marriage of the two, he was proficient in Indian languages, exchanged gifts with them, and basically lived the life of an Indian, although at some times he could still clearly feel the racial difference.
When winter came, the tribe needed to go to the valley forest to spend the winter, Dunbar returned to the camp to get his diary, found that there was already a group of white soldiers there, saw Dunbar dressed in Indian attire, shot and killed Sisko, Dunbar was also imprisoned and beaten, the soldier stole his diary and the letter of appointment, and there was no way to identify him and decided that Dunbar was a deserter and treason and was going to be sent to the barracks to die. On the escort road, the Sioux warriors broke out and killed the escort soldiers and rescued Dunbar.
Winter came, and in order not to bother the Sioux friends, Dunbar left the tribe with his wife in a fist. White soldiers assembled to kill Indians for territory, and thirteen years later, the Sioux were forced to sign an agreement with the U.S. government to relinquish their lands that had been passed down for generations.