Possible Clues:

• Murderous environment in which left can achieve greatness
• Old or morning follower
• Old ___ (U.S. flag)
• Resplendent brightness
• "No guts, no ___"
• See 24
• Word after 'morning' or before 'days'
• Oscar-winning song from "Selma"
• Washington Oscar film
• Splendour of grand parrot