Which Happened First?

Which Happened First? is a web-based history game that challenges players to put historical events in the correct chronological order by dragging and dropping them on a timeline. It offers a daily challenge with a global leaderboard, various game modes including ordering people by birth date, and quick-fire rounds. The game sources over 28,000 events from Wikipedia and Wikidata and features a custom date engine to handle complex historical date formats. No account is needed to play the daily challenge.