South Korean lawmakers began impeachment proceedings against President Yoon Suk Yeol after he briefly imposed martial law and then reversed course on that decision just hours later. Yoon claimed martial law was necessary to protect the country from "North Korea's communist forces" and to "eliminate anti-state elements.

Protesters from conservative groups attend a rally supporting South Korean President Yoon Suk Yeol and denouncing opposition party's politicians after the President's surprise declaration of the martial law last night,