The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic consisting of 50 states and a federal capital district, Washington, D.C. The 48 contiguous states border Canada to the north and Mexico to the south, with the semi-exclave of Alaska in the northwest and the archipelago of Hawaii in the Pacific Ocean. The United States also asserts sovereignty over five major island territories and various uninhabited islands in Oceania and the Caribbean. It is a megadiverse country, with the world's fourth-largest total area and third-largest population, exceeding 341 million.
National Research Administrators Day (United States)
On September 25, in the year 0, National Research Administrators Day (United States). This event is recorded as a Holidays event in the history of September 25, a notable event in this corner of history.
Key Facts
- This event took place on September 25, 0 (AD era).
- It is categorised as a Holidays event in recorded history.
- Referenced in 1 Wikipedia article.
- The event is associated with a specific geographical location (see map below).
- Wikipedia source last updated on 5 September 2026.
On This Date in History
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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