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retroactivity

quality of a rule formally changing the state of affairs before it was actually instituted
Thing legal_term_or_legal_concept Q112972513
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retroactivity

Summary

retroactivity is a legal term or legal concept[1]. retroactivity draws 1 Wikipedia views per month (legal_term_or_legal_concept category, ranking #1,872 of 484).[2]

Key Facts

  • retroactivity's instance of is recorded as legal term or legal concept[3].
  • retroactivity is a type of quality[4].
  • retroactivity is a type of legal fiction[5].
  • retroactivity's facet of is recorded as ex post facto law[6].
  • retroactivity's facet of is recorded as effective date[7].
  • retroactivity's has characteristic is recorded as retrospective[8].
  • retroactivity's has characteristic is recorded as effective date[9].
  • retroactivity's has characteristic is recorded as anachronism[10].
  • retroactivity's different from is recorded as ex post facto law[11].

Body

Definition and Type

retroactivity's instance of is recorded as legal term or legal concept[3]. Recorded subclass of include quality[4] and legal fiction[5].

Why It Matters

retroactivity draws 1 Wikipedia views per month (legal_term_or_legal_concept category, ranking #1,872 of 484).[2] retroactivity has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[12] retroactivity is known by 19 alternative names across languages and contexts.[13]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] ↑ . Wikidata sitelinks. wikidata.org.
  3. [13] ↑ . Wikidata aliases. 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). retroactivity. Retrieved October 4, 2026, from https://4ort.xyz/entity/retroactivity
MLA “retroactivity.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Oct. 2026, https://4ort.xyz/entity/retroactivity.
BibTeX @misc{4ortxyz_retroactivity_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{retroactivity}}, year = {2026}, url = {https://4ort.xyz/entity/retroactivity}, note = {Accessed: 2026-10-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): retroactivity — https://4ort.xyz/entity/retroactivity (retrieved 2026-10-04)

Canonical URL: https://4ort.xyz/entity/retroactivity · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 3d ago · Ksn.kenny · 2026-10-03 view diff on Wikidata ↗
    Wikipedia languages → ['ca', 'cs', 'de', 'es', 'fr', 'it', 'lmo', 'nl', 'pt', 'sk', 'sv']
    Subclass of → quality, legal fiction
    Has characteristic → retrospective, effective date, anachronism
    National library of spain spmabn id (bne v1.0) → XX533706
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P950]]: XX533706"
  2. 14w ago · ~2026-36779-11 · 2026-06-26 view diff on Wikidata ↗
    Facet of → ex post facto law, effective date
    Wikidata description → quality of a rule formally changing the state of affairs before it was actually
    "/* wbsetclaim-create:2||1 */ [[Property:P1269]]: [[Q5347252]]"
  3. 16w ago · Jindřich Rubeš · 2026-06-11 view diff on Wikidata ↗
    Svkkl authority id → 0228099-retroaktivita
    "/* wbcreateclaim-create:1| */ [[Property:P9322]]: 0228099-retroaktivita, [[:toollabs:quickstatements/#/batch/259490|batch #259490]]"
  4. 20w ago · Twofivesixbot bot · 2026-05-17 view diff on Wikidata ↗
    Subclass of → quality, legal fiction
    Subclass of → —
    Aliases → —
    Facet of → ex post facto law, effective date
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|4 */ [[Property:P2347]]: 19792, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.