On this day, 17th February: >1753 – In Sweden February 17 is followed by March 1 as the country moves from the Julian calendar to the Gregorian calendar. >1814 – War of the Sixth Coalition: The Battle of Mormant. >1838 – Weenen massacre: Hundreds of Voortrekkers along the Blaukraans River, Natal are killed by Zulus. >1871 – The victorious Prussian Army parades through Paris, France, after the end of the Siege of Paris during the Franco-Prussian War. >1979 – The Sino-Vietnamese War begins.
