The March First Independence Movement of 1919 mobilized millions across Korea, serving as a catalyst for the political activism of seventeen-year-old student Yu Gwan-sun. After participating in protests in Seoul, she returned to her home region of Cheonan to coordinate local demonstrations against Japanese colonial rule, eventually becoming a symbol of resistance within the Seodaemun Prison system.
Early Education and Political Awakening
Born in 1902 in the Korean Empire, Yu Gwan-sun grew up within a Methodist family tradition. She attended Ewha Haktang in Seoul, an institution later known as Ewha Womans University, under a scholarship program that required post-graduation teaching service. While studying in the capital, she witnessed the initial wave of the March First Movement in 1919. Her teacher, Kim Ransa, encouraged her involvement in the Ewha Literary Society, an organization that facilitated student participation in peaceful demonstrations. When the Japanese Governor-General ordered the closure of all Korean schools on March 10, 1919, Yu left Seoul and returned to her village in Cheonan.
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Back in her home province, Yu began organizing a significant rally at the Aunae Marketplace. She collaborated with Cho In-won and Kim Goo-eung to coordinate attendees from neighboring towns including Yeongi, Jincheon, and Chungju. On April 1, 1919, roughly 3,000 demonstrators gathered at the marketplace to call for independence. The event ended when Japanese military police arrived and opened fire, resulting in 19 deaths, including the death of Yu's parents. Following the crackdown, authorities arrested Yu.
Imprisonment and Death
Yu was transferred to Seodaemun Prison in Seoul after a trial where she contested the authority of the Japanese colonial judicial system. She received an initial five-year sentence for sedition, which was later reduced to three years on appeal. Despite enduring consistent torture, she maintained her opposition to the colonial government and refused to identify other activists. On March 1, 1920, she helped organize a large-scale protest inside the prison to mark the first anniversary of the independence movement. She died on September 28, 1920, at age 18, due to the cumulative effects of torture and physical abuse sustained during her incarceration.
Posthumous Disposition
Japanese prison officials initially withheld the release of Yu's remains to suppress evidence of fatal abuse. Following pressure from Ewha Haktang principals Lulu Frey and Jeanette Walter, who threatened to publicize the torture to the international community, authorities released the body in an oil crate. A funeral was held on October 14, 1920, at the Jung-dong Church, and she was buried in the Itaewon district. The original burial site was later destroyed during the construction of a military base, leaving her current grave in Cheonan empty.
Fast facts
- Born: 1902, Cheonan
- Died: 1920, Seodaemun Prison
- Education: Ewha Womans University
- Religion: Methodism
- Occupation: Political activist
- Citizenship: Korea under Japanese rule
Questions readers ask
What event triggered her return to Cheonan?
She returned home on March 13, 1919, after the Japanese government ordered all Korean schools to close in response to the March 1st Movement.
Why was her body difficult to recover?
Prison officials held her remains to conceal evidence of torture, releasing them only after international pressure from her former school principals.
Achievements
- Educated at Ewha Womans University

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