Natural material A natural material is any product or physical matter that comes from plants, animals, or the ground. Minerals and the metals that can be extracted from them are also considered to belong into this category.
Great Chicago Fire. The Great Chicago Fire was a conflagration that burned from Sunday, October 8, to early Tuesday, October 10, 1871. The fire killed up to 300 people, destroyed roughly 3.3 square miles (9 km2) of Chicago, Illinois, and left more than 100,000 residents homeless.
Port Chicago Mutiny (1944) The Port Chicago Mutiny involved African American enlisted men in the U.S. Navy who refused to return to loading ammunition after a disastrous explosion at Port Chicago, California on July 17, 1944 that destroyed the Liberty ship SS E. A. Bryan.