What's the adjective for nationalising? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs nationalize and nationalise which may be used as adjectives within certain contexts.
“We must note that the substantive role of the senators is to protect the national interest.”
“The news that Gallup would conduct a national poll about this contentious subject made headlines in every Hollywood paper.”
“The idea of a distinctive national culture, as opposed to a completely distinctive national bloodline, appeared to be a more promising basis for romantic nationalism.”