The High Cost of Exit: US NATO Withdrawal Would Cost Billions and Destabilize European Defense
A complete withdrawal of the United States from the North Atlantic Treaty Organization (NATO) would entail a staggering financial burden and a logistical undertaking spanning several years, according to recent analysis. The move would not only cost hundreds of billions of dollars
but would also require years of meticulous planning to execute, as reported by Corriere della Sera.

The financial implications stem from the immense complexity of dismantling a decades-old military infrastructure. A total exit would necessitate the closure of numerous bases and the relocation of thousands of personnel and vast quantities of equipment, a process that cannot be achieved overnight without risking strategic chaos.
Whereas the logistical hurdles remain a primary concern for Washington, the political climate within the alliance is increasingly strained. Some observers argue that current US actions are already undermining the Alliance
, creating a vacuum of trust and stability that threatens the collective security framework of the West, as noted by ANSA.
This perceived instability has accelerated discussions among European leaders regarding the necessity of strategic autonomy. The growing sentiment is that novel formats for European defense
are required to ensure the continent can protect itself independently of shifting political tides in the United States.
The convergence of these two issues—the prohibitive cost of a formal US exit and the perceived erosion of the alliance from within—underscores a pivotal moment for transatlantic relations. The development suggests that regardless of whether a formal withdrawal occurs, the structural reliance of Europe on the US military umbrella is being fundamentally questioned.