Answer:
Invasions by Barbarian tribes
Western Rome's collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s.
A number of Sioux Indians became involved with the American Indian Movement; however, the most famous was Russell Means, an Oglala Lakota. Means was one of the leaders of Wounded Knee II, where AIM members entered an armed standoff against federal agents at the site of the 1890 Wounded Knee Massacre in South Dakota near the Pine Ridge Indian Reservation.
Buddhism and/or Confucianism is the way of thought or religion that offers rules or guidelines for a moral life. Hoped I helped :)
Was the protists religion that went through the 19th century