The Batavian Republic was proclaimed, replacing the Republic of the Seven United Netherlands.
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Earth-like calcium-rich deposits were found on Mars by NASA's Curiosity Rover.
The state of Georgia seceded from the United States of America.
Thomas Edison's first overhead electric lighting system began service in Roselle, New Jersey.
Jacinda Arden resigned as the Prime Minister of New Zealand.
The construction for the San Agustin Church in Manila was officially completed.