The Articles of Confederation created the United States’ first national framework. Their text shows both what the states agreed to…
Issued as a wartime measure, Abraham Lincoln’s 1863 proclamation declared freedom in areas still rebelling against the United States. Its…
In 1790, federal marshals recorded household heads and tallied people in a young nation. The surviving schedules reveal both the…
Published while Congress is in session, the Congressional Record documents debates and proceedings—but it is not simply a transcript of…
A few paragraphs in a 1906 federal law created a new way to protect archaeological sites and other objects on…
Signed in 1959, the Antarctic Treaty is a short international agreement with a long reach. Its articles show how countries…
Ordered by William the Conqueror and completed in 1086, Domesday Book recorded land, resources and obligations across much of England.…
Carved in 196 BCE, the Rosetta Stone preserves a decree in hieroglyphic, Demotic and Greek writing. Comparing those versions helped…
The Federal Register is more than a place to look up new rules. It is the U.S. government’s daily public…
The 1215 charter did not establish equal rights for everyone. It was a failed peace deal whose language later generations…
A fire destroyed England and Wales’s 1931 census returns, and the next planned census never happened. A wartime register later…
Created around 1300, the Hereford Mappa Mundi is less a route-finding tool than a vast, illustrated picture of how its…
A USGS map’s “7.5 minutes” describes the span of latitude and longitude it covers—not how long it takes to read.…
The OED is more than a storehouse of definitions. Its dated quotations help show how a word’s spelling, meaning and…
A DOI can lead to a paper, dataset or report even when its web address changes. Here’s what the identifier…
The periodic table was not a single flash of insight. It took more than a century of classification, experiments and…
Discovered near Qumran in the mid-20th century, the Dead Sea Scrolls moved from caves and fragment-filled jars into museums, research…
A census needs a consistent way to decide which home belongs on the form. In the United States, the usual-residence…
At Seneca Falls, organizers adapted the United States’ founding language to challenge laws and customs that denied women equal rights.…
The Mercator projection makes it easy to plot a steady compass course as a straight line. Its trade-off is that…