Answer: Hello! According to "THE DREAD LIBRARY" In the article
"Marcus Garvey’s Legend, its Influence, Accomplishments, and Effects on the Rastafarian Movement and Reggae Musicians" written by Marcus Mosiah Garvey, it states,
"Marcus Garvey was an orator for the Black Nationalism and Pan-Africanism movements, to which end he founded the Universal Negro Improvement Association and African Communities League. Garvey advanced a Pan-African philosophy which inspired a global mass movement, known as Garveyism."
His nationality was Jamaican
His profession was Orator
And founded Universal Negro Improvement Association.
I hope I helped, If you need anything else just let me know!