The first council meeting of the League of Nations was held in Paris.
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Leonardo da Vinci's famous Mona Lisa painting was stolen from the Louvre, Paris, by Vincenzo Perugia.
Paris barred women from legally wearing pants.
The Basilica of St Denis in Paris was completed and dedicated.
The first daily passenger air service began, going from London to Paris.
Dutch exotic dancer Mata Hari was put on trial in Paris after being accused of being a spy.
