Examlex
Marie Curie suggested the name "radioactivity" to describe the spontaneous emission of particles and/or radiation.
Antietam
A decisive battle during the American Civil War fought on September 17, 1862, in Maryland, marking the bloodiest single-day battle in American history with significant strategic implications.
Casualties
Individuals who are killed, wounded, or missing as a result of military conflict or accidents.
Thirteenth Amendment
Constitutional amendment adopted in 1865 that irrevocably abolished slavery throughout the United States.
Ironclad Ships
Warships in the 19th century that were covered with iron or steel armor plates, making them resistant to cannon fire and changing naval warfare.
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