The European Radicals in Sri Lanka were Europeans (or Americans) who went against the colonial system prevailing in Ceylon, as Sri Lanka

Sri Lanka

Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka is a country off the southern coast of the Indian subcontinent. Known until 1972 as Ceylon , Sri Lanka is an island surrounded by the Indian Ocean, the Gulf of Mannar and the Palk Strait, and lies in the vicinity of India and the...

 was then known. Their contribution was far greater than their numbers would appear to merit, mainly because of their defiance of the white-supremacist attitude that pervaded the British Empire

British Empire

The British Empire comprised the dominions, colonies, protectorates, mandates and other territories ruled or administered by the United Kingdom. It originated with the overseas colonies and trading posts established by England in the late 16th and early 17th centuries. At its height, it was the...

. Most of them were radical activists in their own countries who married Sri Lankan revolutionary politicians. They were active in the Lanka Sama Samaja Party

Lanka Sama Samaja Party

The Lanka Sama Samaja Party is a Trotskyist political party in Sri Lanka....

, the Communist Party of Sri Lanka

Communist Party of Sri Lanka

The Communist Party of Sri Lanka is a communist political party in Sri Lanka. At the last legislative elections, on 2 April 2004, the party was part of the United People's Freedom Alliance that won 45.6% of the popular vote and 105 out of 225 seats....

 and the Viplavakari Lanka Sama Samaja Party

Viplavakari Lanka Sama Samaja Party

Viplavakari Lanka Sama Samaja Party was a group that broke away from the Trotskyist Lanka Sama Samaja Party, since Philip Gunawardena refused to reconcile with the Bolshevik Samasamaja Party...

.

Attempts at deportation were made of several of them, most famously Mark Anthony Bracegirdle

Mark Anthony Bracegirdle

Mark Anthony Lyster Bracegirdle , was an Anglo-Australian Marxist revolutionary, who played a key role in Sri Lanka's independence struggle. He was one of the handful of European Radicals in Sri Lanka...

, but including Rhoda Miller de Silva, Jeanne Hoban

Jeanne Hoban

Jeanne Hoban , known after her marriage as Jeanne Moonesinghe, was a British Trotskyist who became active in trade unionism and politics in Sri Lanka. She was one of the handful of European Radicals in Sri Lanka.- Early years :She was born in Gillingham, Kent...

 Moonesinghe and Maud Keuneman.

Others were Doreen Young Wickremasinghe

Doreen Young Wickremasinghe

Doreen Wickremasinghe was a British leftist who became a prominent Communist politician in Sri Lanka and a Member of Parliament . She was one of the handful of European Radicals in Sri Lanka....

, who became a Member of Parliament, Edith Gyömrői Ludowyk

Edith Gyömrői Ludowyk

Edith Gyömrői Ludowyk was a Hungarian Jewish psychotherapist, poet and communist. She was one of the handful of European Radicals in Sri Lanka....

 and Hedi Keuneman

Hedi Stadlen

Hedi Stadlen , better known in Sri Lanka as Hedi Keuneman, was an Austrian Jewish philosopher, political activist, and musicologist. She was one of the handful of European Radicals in Sri Lanka.-Vienna:...

.