[citation desired] UN troops established a defensive perimeter within the city known as the Pusan Perimeter in the summer and drop of 1950. Since then, the city has been a self-governing metropolis and it has crafted a powerful urban character. The project was 1st officially signed off in November 2021 https://lukas1td97.idblogmaker.com/31216353/busan-marine-city-fundamentals-explained