Critics of the proposal to dismantle the firewall argue that such a move would be a grave mistake that risks legitimizing extremist positions. They contend that the AfD is not a standard political party but one that frequently employs rhetoric and policies that challenge the fundamental values of the German constitution. By engaging with the party, mainstream politicians risk providing it with a veneer of respectability, which could embolden its more radical elements and normalize views that were previously considered beyond the pale.
Those who oppose this shift emphasize that the firewall serves as a necessary protective mechanism for democratic norms. They argue that the responsibility of mainstream parties is to defend the liberal order, not to seek short-term political convenience by cooperating with forces that seek to undermine it. The risk, according to this view, is that once the barrier is broken, it will be impossible to contain the influence of the AfD, leading to a long-term erosion of democratic standards and social cohesion.
Furthermore, critics warn that the strategy of engagement is based on a flawed assumption that the AfD is a party that can be moderated through parliamentary participation. They point to the party's history of internal radicalization as evidence that it is not interested in constructive cooperation but rather in disrupting the system from within. For these observers, the only way to protect the integrity of the political process is to maintain a clear line of demarcation, ensuring that voters understand the fundamental differences between the democratic mainstream and the populist alternative.