Answer:
1923
i searched it up and it said 1923 on wikipedia
Answer: 4. The diseases killed millions of people
Explanation: Europeans carried a hidden enemy to the Indians: new diseases. Native peoples of America had no immunity to the diseases that European explorers and colonists brought with them. Diseases such as smallpox, influenza, measles, and even chicken pox proved deadly to American Indians.
B. 1 in 4 which is also 25%
Rome gained power because little by little they started taking over the Mediterranean Sea