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October 18, 1840

date in Gregorian calendar
Thing october_18 Q69220256
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October 18, 1840

Summary

October 18, 1840 is an October 18[1].

Key Facts

  • October 18, 1840's instance of is recorded as October 18[2].
  • October 18, 1840's instance of is recorded as calendar day of a given year[3].
  • October 18, 1840's part of is recorded as October 1840[4].
  • October 18, 1840's Commons category is recorded as 1840-10-18[5].
  • October 18, 1840's point in time is recorded as +1840-10-18T00:00:00Z[6].
  • October 18, 1840's day of week is recorded as Sunday[7].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). October 18, 1840. Retrieved May 3, 2026, from https://4ort.xyz/entity/october-18-1840
MLA “October 18, 1840.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/october-18-1840.
BibTeX @misc{4ortxyz_october-18-1840_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{October 18, 1840}}, year = {2026}, url = {https://4ort.xyz/entity/october-18-1840}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): October 18, 1840 — https://4ort.xyz/entity/october-18-1840 (retrieved 2026-05-03)

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