The women of Greece were given the right to vote.
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Leonardo da Vinci's 'The Last Supper' was returned to display in Milan after 22 years of restoration.
Alan Turing submitted his paper 'On Computable Numbers' for publication, in which he set out the hypothetical basis for modern computers.
The second black regiment (54 Mass) left Boston to fight in US Civil War.
NASA tested the Saturn I launch vehicle with a boilerplate Apollo spacecraft for the first time.
US President Andrew Jackson signed the Indian Removal Act.
