The Germans reaffirmed their alliance with Italy and signed non-aggression pacts with Denmark, Estonia, and Latvia whilst trade links were formalised with Romania, Norway, and Sweden.[82] Foreign Minister Joachim von Ribbentrop arranged in negotiations with the Soviet Union a non-aggression pact, the Molotov–Ribbentrop Pact, signed in August 1939.[83] The treaty also contained secret protocols dividing Poland and the Baltic states into German and Soviet spheres of influence.[84]