Quem morreu em agosto de 1977

American singer and actor known as the "King of Rock and Roll" and one of the most culturally significant figures of the 20th century

English electrophysiologist and Nobel laureate whose research clarified the function of neurons and provided evidence for the all-or-none law of nerves

German Marxist philosopher known for his optimistic teleology of mankind's history and works like "THE PRINCIPLE OF HOPE"