Treaty of London, 1839, guaranteeing the neutrality of Belgium German-Austrian treaty (1879) or Dual Alliance The addition of Italy to the Germany and Austrian alliance in 1882, forming the "Triple Alliance". The Franco-Russian Alliance (1894) The "Entente Cordiale" between Britain and France (1904), which in 1905 included a secret agreement which left the northern coast of France and the Channel to be defended by the British navy only, and the separate "entente" between Britain and Russia (1907) that formed the Triple Entente