On December 12, the South Korean National Assembly approved a special bill designed to facilitate a $350 billion investment in the United States, aimed at fulfilling a prior agreement made with the Trump administration regarding trade tariffs. The necessity for swift legislative action arose due to ongoing pressure from President Trump, who had threatened to increase tariffs on Korean goods if Congress did not expedite the investment process. The agreement originally set the U.S. and South Korean tariffs on automobiles and other mutual goods at 15%, contingent upon Korea's commitment to the investment.

The negotiations that led to this accord were significant and took place last year, culminating in an agreement between Trump and South Korean President Lee Jae-myung during a meeting in October. Following this meeting, however, President Trump expressed frustration in January over the slow pace of the South Korean response, threatening to raise tariffs back to 25% unless the Assembly acted quickly. This has put additional pressure on South Korea to ensure compliance with the earlier terms and secure favorable trade relationships with the U.S.

The new legislation includes the establishment of the