I disagree with that sentiment because the DUV/EUV lithographs already developed have many tens of thousands of parts within them which rely on the entire world to create. The amount of parts and differing scientific and industrial fields allow only a few countries in the world the potential to do it. Namely....
If you had them going it alone, as in they were being technologically sanctioned like China, then only the USA and China would be able to do it. ASML is a microcosm of this. It is basically a systems integrator. Without the support of the most advanced industrial countries, ASML would be nowhere.