South Korean President Yoon Suk Yeol on Tuesday declared martial law in an unannounced late night address broadcast live on YTN television.

Six South Korean opposition parties planned to submit a bill early on Wednesday afternoon calling for President Yoon Suk Yeol's impeachment, Yonhap reported. A vote on the bill may be held on Dec. 6 or 7,

The political roller-coaster of President Yoon Suk Yeol’s declaration then suspension of martial law was extreme even by the standards of South Korea.

Parliamentary aides in South Korea emptied fire extinguishers on armed troops entering the national assembly as protesters took to the streets.

"I declare martial law to protect the free Republic of Korea from the threat of North Korean communist forces, to eradicate the despicable pro-North Korean anti-state forces that

South Korea’s opposition party members gather at the country's parliament building on Dec. 4 after the president declared martial law.

South Korea's President Yoon Suk Yeol has declared martial law, citing the need to protect against "communist forces" amid budget disputes.