Earlier quoted context omitted.
> Germans have the money, the largest GDP in the EU and France is a distant second For nuclear purposes Germany is irrelevant. For martial purposes, it’s a distant second to France. It obviously should be part of mutual-defence discussions. But it doesn’t need to be and doesn’t bring that much to the table in the short term. (Absent a hypothetical land war.)
Again, when we're talking about warfare, there is a strong economic and industrial dimension. Unless the scope of your warfare is limited to extremely fatalistic worst-case scenarios. Russia was on the ropes in many ways because of the cost of the war they're waging, while Ukraine was in a stronger position because of aid and promises of future rebuilding investment. If push comes to shove and there's a European conf…
Within the context of the French nuclear umbrella there are two questions: strategic nuclear deterrence and everything else. Germany is useless for the former. It's important, but not critical, for the latter.
> baffled by the claim that Germany is a distant second to France in terms of military
Their force projection is limited. They're absolutely going to strengthen any alliance they join. But outside a conventional proxy war of attrition with the U.S. or China, they're not strictly necessary. (And could be a net negative due to their politics.)