Answer:
1. United States ships were getting sunk by German U-Boat warfare
2. Inability to remain neutral
3. Zimmerman Telegram of 1917
4. U.S. economic and political ties to Great Britain
Answer:
After the passage of the Homestead Act, settlers flooded to the 1. "Great Plains", where lumber was scarce. Barbed wire enabled these settlers to fence in their lands. As a result, the movements of Native Americans and 2. "cattle drivers" were severely restricted, and the era of 3. "the open range" came to an end.
The King of Axum that made Christianity the state religion was King Ezana, and more specifically King Ezana II. He was converted by his teacher, who later became the bishop of Ethiopia.
Pans were developed during the California gold rush