Gordon wrote:

1. What country was the first to employ 4-engine bombers in WWII?

2. What was the first country to bomb Berlin in WWII?

3. What was the first country to bomb Berlin in WWII using 4-engine
bombers?

4. (Over-water component) What route did they take?

Why do you ask all this in a group dedicated for _naval_ aviation?

Joachim