robber barons造句怎么写

Americans first became worried about a class divide in the late 19th century, when the so-called robber barons amassed huge fortunes while immigrants toiled in sweatshops.

The robber barons battened on the poor.

For the most part, the merchants acquired the protection of such rights by paying off the robber barons and aspiring Kings who constituted the fragmented ruling stratum of western Europe.