Title: Estonia.
Question: What year did Parliamentary co-operation between the Baltic Assembly and Nordic Council start?

Title: Ottoman Empire.
Question: What was the official language of the Ottoman Empire?

Title: Comprehensive school.
Question: By what year did the 11-plus exam mainly fall out of use?

Title: Dwight D. Eisenhower.
Question:
Truman wanted Eisenhower to run for the presidency as a member of what party?