Which leader was the main organizer of the first pan-african conference in 1900?

Henry Sylvester Williams

Explanation:

Although the union between the different African countries is one of its priorities, the idea of a Pan-African union was not born on the black continent. In fact, it had its origin very far: in the American continent. One of its main leaders was Henry Sylvester Willians, a lawyer from Trinidad who managed to organize the First Pan-African Conference in 1900 in the city of London.  This conference had as its main objective the creation of a movement that generated a feeling of solidarity with regard to the black populations of the colonies. Sylvester Willians was one of several black intellectuals in the Caribbean and southern United States who together sought a more dignified condition for the black populations of colonized areas

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