GoodIdxThe Goodness Index
Yu Gwan-sun

Yu Gwan-sun

Korean independence activist and martyr of the March First Movement

KoreaBorn 1902 · Died 1920activistEwha HaktangMaebong ChurchMarch First Movement
67
GOOD

of 100 · stable trend · Visibly decent and improving

Standing

67/100

Raw Score

54/85

Confidence

84%

Evidence

Strong

About

Yu Gwan-sun became one of Korea's best-known symbols of anti-colonial resistance after joining the March 1919 uprising, leading the Aunae marketplace demonstration, and continuing to resist inside prison until her death at 17.

The strongest observable pattern is steadfast sacrificial courage under pressure. The public record supports strong integrity and resilience, fair positive evidence of Christian belief and practiced faith, and more limited direct evidence for long-run charity, economic stewardship, or ordinary adulthood commitments because she died very young.

Five Pillars

Pillar scores (0–100%)

Core Worldview72%(18/25)
Contribution to Others47%(14/30)
Personal Discipline50%(5/10)
Reliability100%(5/5)
Stability Under Pressure80%(12/15)

A high-courage, high-integrity historical profile whose main limitations come from a very short life and thinner evidence outside resistance, worship context, and sacrifice.

Goodness over time

Starts at 100 at birth, natural decay after accountability age, timeline events adjust the trajectory.

17 Criteria Scores

Individual item scores (0–5) with evidence notes

Core Worldview

Belief in god4/5

Christian school and church formation support sincere theistic commitment.

Belief in accountability last day4/5

Her willingness to risk punishment for conscience suggests strong moral accountability.

Belief in unseen order3/5

Faith context is visible, but direct theological writings are sparse.

Belief in revealed guidance4/5

Mission-school and church background point to scripture-guided formation.

Belief in prophets as examples3/5

Christian discipleship is plausible but not richly documented in her own words.

Contribution to Others

Helps relatives2/5

She returned home and mobilized within her local community, but evidence is limited.

Helps orphans or unsupported young people1/5

No strong direct record beyond symbolic inspiration to other youth.

Helps the poor or stuck2/5

Her activism served an oppressed public, though not through long-term service institutions.

Helps travelers strangers or cut off people2/5

The record supports broad solidarity more than targeted stranger-aid episodes.

Helps people who ask directly2/5

She answered public calls for collective action, but evidence remains indirect.

Helps free people from constraint5/5

Her clearest public pattern is resistance to colonial domination.

Personal Discipline

Prays consistently3/5

Church affiliation and Methodist remembrance suggest practiced devotion.

Gives obligatory charity2/5

Direct evidence of disciplined giving is thin because she died young.

Reliability

Keeps promises agreements contracts commitments and clear communication5/5

Her public commitments held even in prison.

Stability Under Pressure

Patient during financial difficulty2/5

Little direct evidence of personal financial testing survives.

Patient during personal hardship5/5

She endured imprisonment and abuse without public retreat.

Patient during conflict pressure fear or battlefield moments5/5

Her best-documented conduct is courage under violent colonial repression.

Timeline

Key events and documented turning points

1915

Entered Ewha Haktang and deepened her Christian and civic formation

After primary schooling near home, Yu moved into the missionary-school environment of Ewha Haktang in Seoul, where church life and nationalist sentiment helped shape her public commitments.

Built the religious and educational foundation behind her later activism.

medium
1919

Joined the March First independence demonstrations in Seoul

Yu took part in the March First demonstrations as a student activist, tying her personal risk directly to the wider independence movement against Japanese colonial rule.

Marked her public entry into open anti-colonial resistance and led to later surveillance and repression.

high
1919

Helped lead the Aunae marketplace demonstration in her home region

After returning home when schools were shut, Yu helped organize the Aunae market protest, where thousands reportedly gathered to demand independence before colonial police fired on demonstrators and arrested leaders.

Turned student protest into local mass mobilization and made her a lasting symbol of popular resistance.

high
1920

Continued resistance inside Seodaemun Prison on the first anniversary of March First

Even while imprisoned, Yu joined or helped sustain a prison protest marking the first anniversary of the independence movement, drawing harsher punishment rather than retreat.

Confirmed that her public commitments held under direct coercion and violence.

high
1920

Died in prison after months of abuse following colonial detention

Yu died at 17 after severe mistreatment in prison, becoming a martyr figure whose public meaning rests on endurance rather than survival or later recovery.

Her death fixed her legacy as a symbol of sacrificial resistance and moral steadiness under extreme pressure.

high

Pressure Tests

Behavior under crisis or scrutiny

School closure after March First

1919

Colonial authorities shut schools and cracked down on student activism after the March First demonstrations.

Response: Yu returned home and shifted from school protest to local organizing rather than stepping back.

positive

Colonial imprisonment

1919

She was arrested after the Aunae demonstration and held in Seodaemun Prison.

Response: The available record shows continued defiance rather than cooperation under coercion.

positive

Anniversary prison protest and fatal abuse

1920

Yu endured violent punishment after prison resistance and died later that year.

Response: Her public commitments survived to the end, making resilience the clearest dimension in the profile.

positive

Progression

crisis years

Commitment remains intact under prison violence

stable

early years

Religious and educational shaping in church-connected schools

strengthening

growth years

Rapid movement from student participation to local protest leadership

strengthening

Strongest positives

  • Repeated courage under imprisonment and torture rather than one-day symbolism alone.
  • Clear public willingness to bear personal cost for a wider oppressed community.
  • Credible Christian-school and church formation that aligns belief with action.

Key concerns

  • Her short life leaves limited adult evidence on money, family obligations, and long-run institution-building.
  • Some popular retellings of prison abuse are more memorialized than directly documented in surviving primary records.

Behavioral Patterns

Positive

  • Public commitments held under escalating repression.
  • Christian formation translated into civic action rather than private symbolism alone.

Concerns

  • Short lifespan leaves major parts of adult moral life untestable.

Evidence Quality

4

Strong

2

Medium

0

Weak

Overall: strong

Evidence warnings

  • Routine devotional life is inferred from church membership and school formation more than from direct personal writings.
  • Direct evidence for ordinary charitable habits is thin because the public record is dominated by resistance episodes from her teens.

This profile evaluates observable public behavior and evidence, not the state of a person's soul.