Rouen duck Rouen Foncé (dark) as opposed to Rouen Clair, which are lighter in colour. In 1850 the first Rouens were introduced to the United States by D. W. Lincoln of Worcester, Massachusetts, and used as general farm ducks until becoming popular as show birds. They were included in the "Standard of Perfection" of the American Poultry Association in 1874 and since then have won many titles, often having the most entries in the heavyweight class and doing well in competition with other breeds. Rouen duck The Rouen is a heavyweight breed of domesticated duck raised primarily for decoration, exhibition or as
Khaki United States Army adopted khaki during the Spanish–American War (1898), replacing their traditional blue field uniforms. The United States Navy and United States Marine Corps followed suit, authorizing khaki field and work uniforms. When khaki was adopted for the continental British Service Dress in 1902, the shade chosen had a clearly darker and more green hue. This color was adopted with minor variations by all the British Empire Armies and the US expeditionary force of World War I, in the latter under the name olive drab. This shade of brown-green remained in use by many countries throughout the two World