Sahra Wagenknecht has warned that nuclear rearmament would violate international law and make the country a target German politician Sahra Wagenknecht has condemned growing calls for her country to take part in nuclear rearmament, calling the proposals “madness.” Germany is prohibited from developing nuclear weapons under international law, including the Treaty on the Non-Proliferation of Nuclear Weapons and the Two Plus Four Treaty, the 1990 agreement that enabled German reunification in