1862Jan, 16
Hartley Colliery disaster: Two hundred and four men and boys killed in a mining disaster, prompted a change in UK law which henceforth required all collieries to have at least two independent means of escape.
The Hartley Colliery disaster (also known as the Hartley Pit disaster or Hester Pit disaster) was a coal mining accident in Northumberland, England, that occurred on 16 January 1862 and resulted in the deaths of 204 men and children. The beam of the pit's pumping engine broke and fell down the shaft, trapping the men below. The disaster prompted a change in British law that required all collieries to have at least two independent means of escape.
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Events on 1862
- 30Jan
USS Monitor
The first American ironclad warship, the USS Monitor is launched. - 31Jan
White dwarf
Alvan Graham Clark discovers the white dwarf star Sirius B, a companion of Sirius, through an 18.5-inch (47 cm) telescope now located at Northwestern University. - 13Mar
Emancipation Proclamation
American Civil War: The U.S. federal government forbids all Union army officers from returning fugitive slaves, thus effectively annulling the Fugitive Slave Act of 1850 and setting the stage for the Emancipation Proclamation. - 15May
Abraham Lincoln
President Abraham Lincoln signs a bill into law creating the United States Bureau of Agriculture. It is later renamed the United States Department of Agriculture. - 17Aug
Dakota War of 1862
American Indian Wars: The Dakota War of 1862 begins in Minnesota as Lakota warriors attack white settlements along the Minnesota River.