Issued to mark Princess Sirindhorn's investiture as Maha Chakri Sirindhorn — a title created specifically for her by royal decree in December 1977, the same year this coin was struck. The title carried succession rights unprecedented for a Thai princess, reflecting Rama IX's deliberate reshaping of palace protocol.
Issued to mark Princess Sirindhorn's investiture as Maha Chakri Sirindhorn — a title created specifically for her by royal decree in December 1977, the same year this coin was struck. The title carried succession rights unprecedented for a Thai princess, reflecting Rama IX's deliberate reshaping of palace protocol.