Amid large protests against the impending demolition of the Queen's Pier, the High Court of Hong Kong dismissed legal attempts to preserve the landmark.
The Amalgamated Association of Iron, Steel and Tin Workers began an ultimately unsuccessful strike to reverse its declining fortunes and organize large numbers of new members.
José Antônio Saraiva announced that the Brazilian military would exact reprisals after Uruguay's governing Blanco Party refused Brazil's demands, beginning the Uruguayan War.
From measurements of its motion, German astronomer Friedrich Wilhelm Bessel deduced that Sirius, the brightest star in the night sky, had an unseen companion.