Connecticut became the 5th state to join the United States of America.
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The French Academy of Science announced the first-ever photograph.
France declared war on Spain, leading to the War of the Quadruple Alliance that lasted two years.
During WWI, The Battle of Gallipoli concluded with an Ottoman Empire victory when the last Allied forces were evacuated from the Peninsula.
Income tax was introduced in the UK so that prime minister William Pitt could collect funds to beat Napoleon.
Jean Pierre Blanchard flew the first hot air balloon in the US.