Possible Clues:

• Which poet anticipated his death in a foreign field?
• Sitting by stream is English poet
• Rupert --, English poet (1887-1915)
• Rupert __ , poet, d.1915
• Philanthropist Astor
• English poet has to suffer misfortune in the end
• Edward ___, first popularly elected African-American U.S. senator (Massachusetts, 1967-79)
• WWI era English poet Rupert
• Tolerate English poet
• Rupert —, WW1 poet