South Korean markets opened down about 2 percent after President Yoon imposed and then revoked martial law.

South Korean markets opened lower on Wednesday after a day of political upheaval in South Korea, which saw President Yoon Seok-yul lift a martial law order within hours.

South Korea’s Kospi fell 1.8 percent, while the Kosdaq fell 1.7 percent.

Amid concerns about financial instability, a Bank of Korea official reportedly said the bank’s monetary policy board will convene an extraordinary board meeting around 9 a.m. KST.

According to Reuters, the South Korean government has announced it will inject unlimited liquidity into financial markets for an extended period in an effort to calm sentiment.

The Korea Exchange has announced that the country’s stock markets will open as usual at 9am.

Other Asia-Pacific markets opened mixed as investors digested events in South Korea.

of Australia S&P/ASX 200 Opened 0.3 percent lower.

of Japan Nikki 225 was trading 0.2% higher, and the Topix was up 0.05%.

Hong Kong Hang Seng Index Futures were at 19,785, higher than HSI’s last close of 19,746.32.

Overnight in the US, South Korean stocks Swing wildly Amid political upheaval that has rocked the world’s 13th largest economy.

gave iShares MSCI South Korea ETF (EWY), which tracks more than 90 large and mid-sized companies in South Korea, fell 7 percent to a 52-week low.

Later in the day, the ETF pared losses and shed 1.6 percent on Tuesday after Yun said he would lift the emergency declaration after the National Assembly’s vote was overturned. His decree of martial law.

Meanwhile, the S&P 500 gained 0.05%, while the Nasdaq Composite gained 0.4%. Both indices closed at record highs. The 30-stock Dow was down about 0.2 percent.

— CNBC’s Yoon Lee and Hekyung Kim contributed to this report.