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Formation of the Triple Alliance

When
20 May 1882
Where
Vienna
Part of
Triple Alliance of Germany, Austria-Hungary and Italy

The defensive military alliance between Germany, Austria-Hungary, and Italy was formally established on 20 May 1882.

Negotiated by Otto von Bismarck, the alliance aimed to counter French and Russian interests in Europe. It followed the 1879 Dual Alliance with Austria-Hungary. The treaty was signed on 20 May 1882, creating a defensive pact among the three powers.

Sources

  1. Triple Alliance (1882) Wikipedia, revision of 2026-09-29
  2. Otto von Bismarck Wikipedia, revision of 2026-09-21

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.