The meeting in Old Slaughter’s Coffee House formalised the organisation’s structure and objectives. Early activities included bringing prosecutions against individuals accused of mistreating animals, distributing pamphlets, and encouraging more humane standards in markets, transport, and agriculture.

The decision to end the privileges enjoyed by the nobility and clergy came in the early stages of the French Revolution, during a special session of the National Constituent Assembly of France and resulted in the August Decrees.