On 28 June 1922, he became the Minister of Foreign Affairs in Artur Śliwiński’s government. He also held that post in the later government of Julian Ignacy Nowak. In October 1922, he represented Poland at a conference in Tallinn. In the election of 1922, he supported the center-right National Public Union ("Unia Narodowo-Państwowa"), connected with Józef Piłsudski. He himself was a candidate of the Public Union on Eastern Borderlands ("Państwowe Zjednoczenie na Kresach") but did not gain a seat in Parliament.