アジア・アフリカ会議
Manicasothy served as Ceylon's Commissioner in Singapore and Malaya (1950–1957), Minister Plenipotentiary and Envoy Extraordinary to Indonesia (1954–1957) during which time he was involved in organising the Asian-African Conference, better known as the Bandung Conference, in 1955 and Honorary Consul-General in Bangkok (1958–61).