What British ocean liner gave Leonhard Frank a reason to slap a Berlin journalist in the face?
Leonhard Frank:  When a Berlin journalist celebrated in a famous café about news of the loss of the ship RMS Lusitania, torpedoed by a German submarine, Frank was upset – and slapped the man in his face. RMS Lusitania: RMS "Lusitania" was a British ocean liner that a German submarine sank in World War I, causing a major diplomatic uproar.
i don't know