What's the plural form of unconditional surrender? Here's the word you're looking for.
Answer
The noun unconditional surrender can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be unconditional surrender.
However, in more specific contexts, the plural form can also be unconditional surrenders e.g. in reference to various types of unconditional surrenders
or a collection of unconditional surrenders.