What country joined World War I in 1917 after the United States entered the war?
Answer: Romania
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Generate a historical trivia question about the following topic.

### Input:
Topic: World War I

### Response:
What country joined World War I in 1917 after the United States entered the war?
Answer: Romania
assistant

Here's a historical trivia question about World War I:

What was the name of the German battleship that was sunk by the British Royal Navy on May 31, 1915, resulting in the deaths of over 1,000 German sailors and soldiers?

A) Lützow
B) Blücher
C) Tirpitz
D) Derfflinger

Answer: A) Lützow