In what year was sovereignty over Hong Kong transferred from the United Kingdom to China?
How many seats does the House of Representatives of the Netherlands (Tweede Kamer) have?
How many seats does the Danish Folketing have, including the seats for the Faroe Islands and Greenland?
How many seats does the French National Assembly have?
Is Ireland a member of NATO?
Does every state of the United States have exactly two senators?
How many seats does the Australian House of Representatives have following the 2025 federal election?
In what year was Mexico's current constitution promulgated?
In what year was the Turkish constitutional referendum that approved a presidential system of government held?
How many seats does the Knesset of Israel have?
In what year was New Zealand's first general election held under the mixed-member proportional (MMP) system?
In what year did the Constitution of India come into effect?
In what year did Spain adopt its current constitution?
In what year did Switzerland join the United Nations?
In what year did German reunification take place?
In what year was the Twenty-sixth Amendment to the United States Constitution, lowering the voting age to 18, ratified?
In what year was the Schengen Agreement signed?