I think i know the answer it might be <span>manifest destiny</span>
<span>Because Germany and Japan achieved important military conquests.</span>
Answer:
language
Explanation:
A nation-state consists of people of the same culture and background which generally means they all share a language to communicate with. Most nation-states have an official language that must be used in all documents and businesses.
The Southern Manifesto was a document written in the South in 1956, which attempted to push back against Brown V. Board of Ed., which stated that racial segregation in school was illegal. Their argument being that the US Constitution nowhere mentions education.
Synagogue is the answer you are seeking :)