Sejong ruled from 1418 to 1450. He is one of Korea’s most respected and admired rulers, celebrated for his deep concern for his people’s welfare and his promotion of scientific and cultural advancements.
King Sejong is best known for the creation of Hangul, the Korean alphabet, which was introduced in 1443. Hangul was revolutionary because it was designed to be easy to learn, increasing literacy and diminishing the gap between the elite and the common people. Sejong recognized that the Chinese characters then used in Korea were difficult for commoners to master, limiting literacy to the elite.
To address this, he assembled a royal research institute known as the Hall of Worthies (Jiphyeonjeon). The group of scholars selected to work on the creation of Hangul was composed of the kingdom’s most distinguished linguists, philosophers, and scholars.
Sejong and his scholars studied the sounds of the Korean language and aimed to create a system that could accurately represent these sounds with simple, easy-to-learn characters. They designed Hangul to be phonetic, with each character representing a specific sound, making it intuitive and accessible. The shapes of the consonants were based on the shape of the mouth and tongue when pronouncing the corresponding sounds, while the vowels were inspired by philosophical principles of the universe, reflecting elements of the sky, earth, and human beings.
Specifically, the design of the vowels incorporated three fundamental symbols: a horizontal line representing the earth, a point or a short line representing the sky, and a vertical line representing humans. These symbols were combined to form the vowel characters, grounding the writing system in a cosmological framework emphasizing harmony and balance.
Sejong’s dedication to this project was driven by his desire to improve communication and education among his people. By providing a tool that everyone could learn, he democratized literacy and promoted broader participation in government and society.
Hangul’s introduction was met with resistance from some elites, particularly the scholarly class known as the yangban, who saw it as a threat to their status and the established social order. They believed that the traditional use of Classical Chinese script maintained their elite position and intellectual superiority. Despite their resistance, the common people quickly embraced the simplicity and effectiveness of the new script, as it allowed them to learn to read and write more easily.
Leadership Traits and Actions
Sejong’s introduction of Hangul showed his innovative approach to solving societal problems. Prior to Hangul, Koreans used Classical Chinese in writing, which was difficult for the common person to master.
Sejong established the Hall of Worthies, where scholars developed advancements in agriculture, metallurgy, printing technology, and astronomy. Notable inventions from this institute included the water clock, which improved timekeeping accuracy; the rain gauge, which was a significant development in agricultural planning; and celestial globes, which improved astronomical observations. These advancements showed Sejong’s commitment to scientific progress and practical solutions for his kingdom. They also solidified his legacy as a forward-thinking ruler.
Sejong’s policies were deeply oriented toward improving the living conditions of his subjects. He promoted the development and use of new farming techniques and tools, such as improved plows and irrigation systems, which increased crop yields. He encouraged the cultivation of drought-resistant crops such as millet and barley to mitigate the impact of adverse weather conditions.
To further support the common people, Sejong devised laws that lessened the burden of taxation on farmers and lower-class citizens. He introduced a tax system known as the “Daejeon,” which adjusted tax rates based on the fertility and productivity of the land.
This system categorized land into different grades according to its agricultural output potential, with more fertile lands being taxed at a higher rate and less fertile lands at a lower rate. The idea was to make sure that farmers with less productive land were not disproportionately burdened by taxes.
Sejong’s reforms also included measures to assess the farmers’ ability to pay taxes, taking into account crop failures and natural disasters. This responsive and flexible approach to taxation involved regular assessments and adjustments based on the current conditions of the farming community.
Local officials were tasked with evaluating the impact of adverse conditions on crop yields and reporting back to the central government. If a region experienced a poor harvest or was struck by a natural disaster, tax relief measures could be implemented. This might include reducing the tax rate, deferring tax payments, or, in extreme cases, exempting the affected farmers from taxes for that year.
These measures allowed farmers to retain more of their harvest for personal use and reinvestment into their farms rather than being driven into debt or destitution by inflexible tax demands. By alleviating the tax burden during difficult times, Sejong’s policies facilitated a more profitable and stable society, where economic growth was more evenly distributed and social unrest was minimized.
Life and Challenges
Sejong’s creation of Hangul teaches the importance of accessible education and the empowerment that comes from communicating effectively. This is a great consideration for any leader who wants to promote inclusivity and understanding.
Sejong’s ability to introduce new innovations while managing the pushback from traditionalist forces in the court demonstrates the challenge of balancing progress with tradition. This is a relevant lesson for modern change-makers. Consider the importance of strategic thinking, perseverance, and the ability to handle resistance when implementing new ideas.
Sejong’s empathetic approach to leadership, focused on the tangible needs of his people, emphasizes the importance of understanding and addressing the challenges faced by those one leads.
Applying Sejong’s Lessons
Incorporate King Sejong’s principles by encouraging clear communication and promoting educational initiatives in your community or organization. Think about how you can use technology and innovation to solve problems while also taking into account the needs and reservations of all stakeholders involved. Reflect on how you can apply Sejong’s empathetic and innovative leadership style to encourage inclusivity and improve conditions in your sphere of influence.
This is an excerpt from my upcoming book titled Leadership Wisdom from History’s Greatest Kings. If you’d like to read more excerpts, follow me on social media, visit my website, or send me an email. Thanks.