The prominence of the US flag at conservative rallies reflects a complex intersection of religion, politics and identity that defines South Korea’s far-right movement

• Live updates: investigators attempt to arrest Yoon
• Full report: standoff at presidential residence

As investigators attempted to arrest president Yoon Suk Yeol on Friday morning, his supporters gathered outside the presidential residence waving two national flags: the South Korean Taegukgi alongside the American Stars and Stripes.

To outsiders, the unexpected combination may seem baffling. But to Yoon’s supporters, America represents more than an ally: it’s a perceived ideal. The symbolism of the US flag is a declaration of a broader cultural and spiritual order they believe is under threat.

The warrant was sought over Yoon’s controversial and short-lived decision to impose martial law early in December

A court in South Korea has approved an arrest warrant for the country’s suspended president, Yoon Suk Yeol, who was impeached over his ill-fated decision to impose martial law early this month, investigators said.

Yoon’s decision to declare martial law late on 3 December plunged Asia’s fourth-biggest economy into its worst political crisis for decades and caused concern in Washington.