Possible Clues:

• Mao contemporary
• Key figure in what Nixon called 'the week that changed the world'
• Mao associate
• First premier of the People's Republic of China
• Chinese premier -- Enlai
• Contemporary of Mao
• China's __ Enlai
• Former Chinese premier
• Hua succeeded him
• Chinese dynasty (traditionally 1122 to 256 B.C.)(Var.)