Related Clues:

• Reds' old foes
• Russian line
• Pre-revolution leaders (Var.)
• Certain autocrats (Var.)
• Ivans IV and V (Var.)
• Catherine the Great et al.
• Romanov rulers
• Catherine the Great's six successors
• Pre-1917 despots
• One-time Winter Palace dwellers
• Despots
• Peter and Paul, but not Mary
• Peter and Alexander, notably
• Old crowned heads?
• Ruling Romanovs