President Yoon Suk-yeol declared martial law, then backed off, in a matter of hours. He now faces impeachment and mass protests.

The uprising against South Korean President Yoon Suk Yeol’s prevented him from seizing dictatorial powers. It may also help avoid a Cold War with China.

It was a chaotic six hours that saw lawmakers climbing walls in a bid to stop President Yoon’s martial law from taking effect, with police and military troops blocking their way. Here’s how it happened and what the path to impeachment might look like.