Yasser Arafat was Chairman of the Palestine Liberation Organization ( PLO ) from 1969 to 2004 and President of the Palestinian National Authority ( PNA ) from 1994 to 2004 .
He was Chairman of the Palestine Liberation Organization ( PLO ) from 1969 to 2004 and President of the Palestinian National Authority ( PNA ) from 1994 to 2004.Some sources use the term Chairman , rather than President ; the Arabic word for both titles is the same .
Yasser Arafat