A battle of sounds stops at the inter-Korean border
The two Koreas have engaged in psychological warfare since the 1960s, with weapons like huge billboard screens, loudspeakers installed along the border, and airdropping propaganda leaflets.


The two Koreas have engaged in psychological warfare since the 1960s, with weapons like huge billboard screens, loudspeakers installed along the border, and airdropping propaganda leaflets.
(Image credit: Anthony Wallace)