The Leninist League was Oehlerite

Hugo Oehler

-Biography:An active trade unionist, Oehler joined the Communist Party USA in its early days, and by 1927 was a district organizer for the party in Kansas...

 organisation set up by Dennis Levin in Glasgow

Glasgow

Glasgow is the largest city in Scotland and third most populous in the United Kingdom. The city is situated on the River Clyde in the country's west central lowlands...

, Scotland in 1932, originally as the Glasgow Leninist League.

August Thalheimer

August Thalheimer

August Thalheimer was a German Marxist activist and theoretician.-Early years:August Thalheimer was born 18 March 1884 in Affaltrach, now called Obersulm, Württemberg, Germany.-Political career:...

 of the Communist Party Opposition

Communist Party Opposition

The Communist Party of Germany was a communist opposition organisation established at the end of 1928 and maintaining its existence until 1939 or 1940...

 (KPO) sent regular reports to the Leninist League while he was in Spain

Spain

Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

, during the Spanish Revolution

Spanish Revolution

The Spanish Revolution was a workers' social revolution that began during the outbreak of the Spanish Civil War in 1936 and resulted in the widespread implementation of anarchist and more broadly libertarian socialist organizational principles throughout various portions of the country for two to...

.

During the Second World War the Leninist League opposed the war, both before and after the Hitler-Stalin Pact.

They participated in the Glasgow Apprentices Strike of March 1937.

In 1939 they participated in the founding of the Provisional International Contact Commission for the New Communist (Fourth) International alongside:

• Red Front of Greater Germany
• Revolutionary Workers League
  Revolutionary Workers League (Oehlerite)
  The Revolutionary Workers League was a radical left group in the United States. It was led by Hugo Oehler and published The Fighting Worker newspaper.-Origins:...
  
  
• Revolutionary Communist Organisation of Austria
  Austria
  Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...
  
  .

In 1947 it amalgamated with the Socialist Workers League.

Members included:

• Hugh Esson
• Ernest Rogers
  Ernest Rogers
  Ernest Rogers was communist activist based in Glasgow during the twentieth century. Towards the end of his life he was known as the last living Oehlerite....
  
  
• Joe Thomas
  Joe Thomas (communist)
  Joe Thomas was a communist activist in London during the middle of the twentieth century.Joe was born to Welsh parents in Cricklewood, London on 27 February 1912. His father was a shop-keeper in the leather trade and an active freemason. Joe attended Haberdashers' Aske's Hampstead School, a local...