This Day In History
Saturday, July 21, 2018
On This Day

Events

in 1936

Initial flight of the...
Initial flight of the Focke-Wulf Fw 61, the first practical helicopter. The Focke-Wulf Fw 61 is often considered the first practical, functional helicopter, first flown in 1936. It was also known as the Fa 61, as Focke began a new company—Focke Achgelis—after development had begun.
Focke-Wulf Fw 61, first flight, helicopter





Births

in 1819
Abner Doubleday

Abner Doubleday was a career United States Army officer and Union general in the American Civil War. He fired the first shot in defense of Fort Sumter, the opening battle of the war, and had a pivotal role in the early fighting at the Battle of Gettysburg. Gettysburg was his finest hour, but his relief by Maj. Gen. George G. Meade caused lasting enmity between the two men.
in 1824
William Kelvin

William Thomson, 1st Baron Kelvin was a mathematical physicist and engineer. At the University of Glasgow he did important work in the mathematical analysis of electricity and formulation of the first and second laws of thermodynamics, and did much to unify the emerging discipline of physics in its modern form.

Deaths

in 1836
Claude Joseph Rouget de Lisle

Claude Joseph Rouget de Lisle, was a French Army officer of the Revolutionary Wars. He is known for writing the words and music of the Chant de guerre pour l'armée du Rhin in 1792, which would later be known as La Marseillaise and become the French national anthem.
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