By Hyunsu Yim, Nicoco Chan, Minwoo Park SEOUL (Reuters) -While South Korean protesters have long employed songs, dances and chants, customised light sticks popular with K-pop fans have emerged as an effective new tool for demonstrators calling for the impeachment of President Yoon Suk Yeol.

“Impeach, impeach. Impeach Yoon Suk Yeol,” protesters chanted to the beat of K-pop group aespa's latest techno track "Whiplash". Videos of synchronized chanting and light stick movements in unison at the protests have gone viral on social media along with flags carrying messages and memes from mainly younger demonstrators.

There is a decades-long tradition of protests in South Korea. They are meticulously organized, involving teams of volunteers who hand out candles and signs to people who show up. Mass demonstrations in South Korea date back to the democratic uprisings against military rule in the 1980s.

On 7, 2024, @xiyue, a student in South Korea, shared two videos of protests near the South Korean National Assembly in Seoul. South Koreans gathered in the streets to demand the removal of the president.

There were angry scenes in South Korea after President Yoon's short-lived attempt to impose martial law. NBC News' Janis Mackey Frayer reports from Seoul.

While South Korean protesters have long employed songs, dances and chants, customised light sticks popular with K-pop fans have emerged as an effective new tool for demonstrators calling for the impeachment of President Yoon Suk Yeol.

Tens of thousands of South Koreans protest against President Yoon Suk Yeol's failed martial law attempt, using vibrant K-pop light sticks to unite and call for his impeachment, showcasing a new wave of activism blending music and political expression.

Seoul’s cityscape has transformed into a glittering color display marrying K-pop and politics, with scores of music fans singing in the streets and waving glow sticks in protest of President Yoon Suk Yeol.