holidays
Wright Brothers Day, a United States federal observance by Presidential proclamation
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Wright Brothers Day
United States national observation
Wright Brothers Day is a United States national observation. It is codified in the US Code, and commemorates the first successful flights in a heavier-than-air, mechanically propelled airplane, the Wright Flyer, that were made by Orville and Wilbur Wright on December 17, 1903,…Source: Wikipedia (CC BY-SA)
United States federal observances
United States federal observances are days, weeks, months, or other periods designated by the United States Congress for the commemoration or other observance of various events, activities, or topics. These observances differ from federal holidays in that federal employees only…Source: Wikipedia (CC BY-SA)
Presidential proclamation
Statement issued by a US president on a matter of public policy
In the United States, a presidential proclamation is a statement issued by the president of the United States on an issue of public policy. It is a type of presidential directive.Source: Wikipedia (CC BY-SA)