Follow your curiosity

What discovery has been shared with you?

FACTREE gives you something interesting to discover every day — and something worth talking about together.

Start with one fact. Explore it, go deeper, then follow whichever branch catches your imagination.

Choose subjects for a surprise

Exploring any topic

Begin your discovery

Your next discovery is one click away.

Choose one or more subjects above, or leave Any Topic selected and let curiosity decide.

Law

Sunset Clauses and Delegated Legislative Powers

Quick fact

Sunset clauses are sometimes called guillotine provisions because they automatically terminate a law or a grant of authority after a fixed date unless lawmakers actively extend it. This forces periodic review and prevents indefinite delegation of power.

Why this is interesting

Imagine a law that silently dies unless politicians vote to keep it alive. Why would anyone design legislation to expire on purpose?