History quiz
EU member states: sort them by the year they joined
Twenty seven members, eight rounds of enlargement. A country appears and you click the year it joined.
- Format
- Sort into groups
- Items
- 27 to sort
- Limit
- 2:42
- Level
- Hard
- Checked
- 2026.10.03
- Items
- 27
- Groups
- 8
- Time limit
- 2:42
- A miss
- 2 tries, then the answer is shown
- Each member state appears in turn. Click its joined, or press its number.
- The groups never move, so the number keys are quick.
- Skip (0) sends a prompt to the back of the queue.
- Pause whenever you like (Esc). The board hides while the clock is stopped.
Click the year each country joined the European Union. The groups appear when you start.
About this quiz
A sorting round built on the list behind Ribbia's EU member states by year joined quiz: 27 entries in 8 groups. A miss never passes in silence: the right group is shown before the next entry.
- Ten countries joined at once in 2004, the largest enlargement.
- Two tries per country, then the year is shown.
Sources
- [1]European Union. EU countries.
Note on the data. Entries and groups are read from that quiz, row for row. The 27 member states and the year each became a member follow the European Union's own list of EU countries, checked on 3 October 2026. Country names follow EU usage (Czechia), with common alternatives accepted.
Last checked October 3, 2026
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