What year did Switzerland win de facto independence from the Holy Roman Empire in the Swabian War?

1499 → tire · pipe.

The Swabian War of 1499 pitted the Confederacy against Emperor Maximilian I and the Swabian League over Imperial reforms — new taxes and courts the Swiss refused to accept. After a run of Swiss victories, the Peace of Basel exempted the Confederacy from Imperial taxation and jurisdiction, giving it de facto independence from the Holy Roman Empire — though formal recognition would wait another 150 years. Peg 14 · 99 → tire · pipe: a tire rolling over a pipe.

Go deeper:

• Swabian War — Wikipedia — the 1499 war and the Peace of Basel that won de facto independence.