NASA revealed water vapor had been discovered on dwarf planet Ceres.
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Ramsay MacDonald became the first Labour Prime Minister of the United Kingdom.
The world's largest cheese weighing 34,591 lbs (15,723 kg) was manufactured.
Evo Morales was inaugurated as Bolivia's first indigenous President.
A contingent of 150 Swiss Guards arrived in the Vatican for the very first time.
Netflix passed the $100 billion milestone.
