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A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian

Hadrian completed a temple of Divus Traianus in the Forum of Trajan. The dated cult building is not Trajan’s 113 forum dedication and not the Pantheon. In the causal graph this event strengthens Social Cohesion, a driver that strengthens Having a say in government — an improving welfare path.

Read the full account

Hadrian completed a temple of Divus Traianus in the Forum of Trajan. The dated cult building is not Trajan’s 113 forum dedication and not the Pantheon. Hadrian’s documented role is: He completed or dedicated a temple to the deified Trajan (and Plotina) in the Forum of Trajan. The cult is shared with the Senate’s deification; the building is Hadrianic completion. A successor’s cult-temple is a later instrument. Later editors, printers, and excavators remain named where they appear.

Context

A cult of a predecessor is not unique piety. Later missing superstructure is not a reason to drop the heading. Named others on the file: The Senate as deifying body, unnamed builders, and Plotina as neighbouring honorand share the temple. The public setting is the file around 0126-06-01. The instrument stays A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian. The setting of A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian is the public file around 0126-06-01. Driver social-cohesion is attached because the significance names a mechanism from this act, not because a standing list needed coverage.

Why it matters

Medium confidence on the exact plan. Welfare reading improving. The attached mechanism is A dated dynastic temple put public imperial cult into Trajan’s forum as a cohesion-and-succession instrument. Lag to any modern indicator is not treated as zero. This path is attached because the mechanism is named from this act, not because a driver list needed coverage. The welfare reading on this path is improving.

If a number is not in the two records named above, it is not supplied here.

Who was responsible

Contribution type and responsibility level for each recorded actor — not sole-author shorthand.

  • Hadrian

    Person

    Direct responsibility

    responsibility level 0.32 · verified

    He completed or dedicated a temple to the deified Trajan (and Plotina) in the Forum of Trajan. The cult is shared with the Senate’s deification; the building is Hadrianic completion.

What changed

Fact → Driver → Indicator. Relationship strength orders the paths; it is not the observed indicator movement.

    1. FactA temple of Divus Traianus is completed in Trajan’s Forum under Hadrian
    2. strengthensDriverSocial Cohesion
    3. strengthensIndicators (2)Having a say in government
    Improving path

    impact weight 0.3 · Effect from 1 June 126 · verified

    A dated dynastic temple put public imperial cult into Trajan’s forum as a cohesion-and-succession instrument.

    • Having a say in government

      via Social Cohesion

      Better

      Strengthens · Relationship strength 0.14 (weight 0.3 × strength 0.45)

      Observed

      29.8% of population aged 16-65 years · 8.13 below the normal line (2023)

      Worse than normal

      Two readings: 30.2% of population aged 16-65 years (2021) and 29.8% of population aged 16-65 years (2023).

      20212023

      Above normal = better

    • Rule of Law Gap from the Highest Governance Score

      via Social Cohesion

      Better

      Weakens · Relationship strength 0.14 (weight 0.3 × strength 0.45)

      Observed

      43.9 Score · 43.9 above the normal line (2024)

      Worse than normal

      26 readings, 1996–2024: rose from 43 Score to 43.9 Score.

      Normal is zero · any amount = worse

Evidence

The sources behind this fact and its verification state.

Verified2 sources on file
  1. 1.Livius — Forum of Trajan, temple of Divus TraianusLivius.org · High credibility · verified
  2. 2.Britannica — HadrianEncyclopaedia Britannica · High credibility · verified
What the sources establish

Britannica and Livius independently note a Hadrianic temple of deified Trajan in the forum. Official: Britannica — Hadrian, temple of Trajan (https://www.britannica.com/biography/Hadrian (opens in a new tab); Encyclopaedia Britannica). Independent: Livius — Forum of Trajan, temple of Divus Traianus (https://www.livius.org/articles/place/rome/rome-photos/rome-forum-of-trajan/ (opens in a new tab); Livius.org). The two URLs are different pages. Where the carrier is a later edition or a received narrative, that limit is stated rather than upgraded to an autograph. Official carrier: Britannica — Hadrian, temple of Trajan (https://www.britannica.com/biography/Hadrian (opens in a new tab); Encyclopaedia Britannica). Independent carrier: Livius — Forum of Trajan, temple of Divus Traianus (https://www.livius.org/articles/place/rome/rome-photos/rome-forum-of-trajan/ (opens in a new tab); Livius.org).

Established: a Hadrianic Divus Traianus temple heading. Not established: that every later missing stone is uniquely his. Established: a sourced public record of A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian under 0126-06-01.

Confidence is stated on the impact path, not hidden in adjectives. Mixed effects of A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian are separate paths.

Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.

That reading is an impact-path choice, not a property stored on the Fact itself.

Shared responsibility is part of A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian. Naming Hadrian does not delete co-authors, institutions, or later transmitters. The lag from 0126-06-01 to any measured indicator is not treated as zero. Alternative explanations — weather, other armies, later statutes, or independent cultural change — remain live where the sources do not close them.

Causal path

How this event connects to drivers and indicators in the graph.

  1. ActorHadrian
  2. contributed toFactA temple of Divus Traianus is completed in Trajan’s Forum under Hadrian
  3. strengthensDriverSocial Cohesion
  4. strengthensIndicatorHaving a say in government

Cite this page

Factrail. (2026). A temple of Divus Traianus is completed in Trajan’s Forum under Hadrian. Factrail. https://factrail.ai/facts/had-temple-divus-trajan-126

https://factrail.ai/facts/had-temple-divus-trajan-126

Accessed 16 October 2026.

By the Factrail desk · Method: how we source and score · Last reviewed

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