19 January 1978

“The🇻🇳-🇰🇭conflict marks the first instance of a proxy war between China and the Soviet Union. The latter clearly supports Vietnam politically & militarily & Cambodia is supported by China” – Zbigniew Brzezinski, US President Carter’s national security adviser

Duch is ordered by Nuon Chea to tape-record confessions of Vietnamese prisoners at S-21 for radio broadcasts.

Duch later says his order was that Vietnamese soldiers would confess that they invaded Cambodia to include it in an Indochinese Federation.