Revolutionary Trotsky

LEON

Russian Marxist leader who co-founded the Red Army and was exiled after opposing Stalin. His first name is also a big cat in Spanish.

This clue refers to Leon Trotsky, the prominent Marxist revolutionary and theorist who was a key figure in the Russian Revolution. The answer is simply his first name, "LEON," which is a straightforward reference without any wordplay. If you know Trotsky’s full name, the clue directly points to the shortened form used here. It’s a history-based clue relying on familiarity with 20th-century political figures.