Title: Bird migration.
Question: Which species of birds were recorded 3,000 years ago?

Title: Jews.
Question: What is the more common term in Israel for many of those broadly called Sephardim?

Title: 51st state.
Question: When was the Charlottetown Accord signed?

Title: Russian Soviet Federative Socialist Republic.
Question:
What derisive label was given to the USSR by the enemies of the Bolsheviks?