Why was the 1920s called the roaring twenties?
the decade ushered in the beginning of radio programming.
the decade ushered in several new and noisy fads.
the decade ushered in an era of prosperity and rebellion.
the decade ushered in an era of protest and dissatisfaction.

indigenous people north and south were displaced, died of disease, and were killed by europeans through slavery, rxpe, and war. in 1491, about 145 million people lived in the western hemisphere. by 1691, the population of indigenous americans had declined by 90-95 percent, or by around 130 million people."

i beleive its 1)aids