A few years ago it was believed that the anti-war movement, which represented a real force in the era of nuclear confrontation between two military blocs, was not adequate to counter new threats – local wars and Islamic terrorism. The revival of the movement in the spring of 2022 was met with hostility by the political authorities of Germany and the mainstream media, despite its initial apparent inoffensiveness to the official course of the government in the Ukrainian crisis. However, in 2022, anti-war public initiatives began, which in February 2023 turned into a mass demonstration for peace, and also intensified the so-called “Easter marches”. These events showed that the anti-war movement has broad electoral potential and could turn into a political force or at least into an alliance of certain forces on a common anti-war platform. The analysis of modern German anti-war forces is presented and the possibilities of their situational alliance with supporters of left and right populism are investigated. The purpose of the study is to determine the domestic political relevance of such unions. It is concluded that today such a temporary union is fragile and it can be destroyed. The relevance of the study is due to the importance of anti-war themes for the identity of modern Germany, as well as the geopolitical significance of this nation in the balance of forces of the modern West.