Twenty-eighth Amendment of the Constitution of Ireland
type: Thing
alternate name: 28th Amendment of the Constitution of Ireland
description: To permit the state to ratify the Treaty of Lisbon
additional property: PropertyValue
  property ID: P17
  value: Ireland
additional property: PropertyValue
  property ID: P31
  value: referendums in Ireland
additional property: PropertyValue
  property ID: P31
  value: amendments to the Constitution of Ireland
additional property: PropertyValue
  property ID: P276
  value: Ireland
additional property: PropertyValue
  property ID: P585
  value: October 2, 2009
additional property: PropertyValue
  property ID: P646
  value: /m/0522wln
additional property: PropertyValue
  property ID: P921
  value: Treaty of Lisbon
additional property: PropertyValue
  property ID: P1697
  value: +1808874
additional property: PropertyValue
  property ID: P1867
  value: +3078132
additional property: PropertyValue
  property ID: P1868
  value: +1816098
additional property: PropertyValue
  property ID: P5044
  value: +7224
additional property: PropertyValue
  property ID: P8682
  value: +594606
additional property: PropertyValue
  property ID: P8683
  value: +1214268
confidence:
  popularity graph score:
    score: 0.007
    score pct: 1
    tier: long_tail
    components:
      sitelinks: 8
      sitelinks norm: 0.019
      unique citations: 2
      unique citations norm: 0.001
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 8
  unique citations: 2
  monthly pageviews: 0
  yearly pageviews: 260
  pageview trend:
    m: 2026-06
    v: 174
  pageview trend:
    m: 2026-05
    v: 32
  pageview trend:
    m: 2026-04
    v: 51
  pageview trend:
    m: 2026-04
    v: 1
  pageview trend:
    m: 2026-04
    v: 2
  popularity:
    sitelinks: 8
    max: 423
    pct: 1.9
  tier: long_tail
claims:
  P17:
    value: Q27
    source count: 0
    confidence: 0.0
    value label: Ireland
  P31:
    value: Q54086790
    source count: 0
    confidence: 0.0
    value label: referendums in Ireland
  P31:
    value: Q467578
    source count: 0
    confidence: 0.0
    value label: amendments to the Constitution of Ireland
  P276:
    value: Q27
    source count: 1
    confidence: 0.2
    value label: Ireland
  P585:
    value: +2009-10-02T00:00:00Z
    source count: 0
    confidence: 0.0
  P646:
    value: /m/0522wln
    source count: 1
    confidence: 0.2
  P921:
    value: Q52843
    source count: 0
    confidence: 0.0
    value label: Treaty of Lisbon
  P1697:
    value:
      amount: +1808874
    source count: 0
    confidence: 0.0
  P1867:
    value:
      amount: +3078132
    source count: 0
    confidence: 0.0
  P1868:
    value:
      amount: +1816098
    source count: 0
    confidence: 0.0
  P5044:
    value:
      amount: +7224
    source count: 0
    confidence: 0.0
  P8682:
    value:
      amount: +594606
    source count: 1
    confidence: 0.2
  P8683:
    value:
      amount: +1214268
    source count: 1
    confidence: 0.2
citations:
  source: Freebase Data Dumps
  stated in qid: Q15241312
  pub year: 2013
meta:
  wikidata id: Q2720006
  domain: referendums_in_ireland
  level: standard
  html url: https://4ort.xyz/entity/twenty-eighth-amendment-of-the-constitution-of-ireland
  markdown url: https://4ort.xyz/entity/twenty-eighth-amendment-of-the-constitution-of-ireland.md
  facts url summary: https://4ort.xyz/entity/twenty-eighth-amendment-of-the-constitution-of-ireland/facts.json
  facts url standard: https://4ort.xyz/entity/twenty-eighth-amendment-of-the-constitution-of-ireland/facts.json
  facts url full: https://4ort.xyz/entity/twenty-eighth-amendment-of-the-constitution-of-ireland/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-02T08:25:23.040346Z
  entity updated at: 2026-05-03T21:19:00.258443+00:00Z
  entity created at: 2026-04-10T23:57:31.733345+00:00Z