Which technological improvement did the railroad bring?

To keep the trains run on time, switching and communications systems were innovated. Tunnels, bridges, Traffic lights and several miles of electrified tracks were laid. Also diesel locomotives were introduced which enabled to transport more freight with less number of workers.

Answer

Israel
Set around the fall of the Northern Kingdom of Israel, the Book of Hosea denounces the worship of gods other than Yahweh, metaphorically comparing Israel's abandonment of Yahweh to a woman being unfaithful to her husband.