b, did not suffer any major wars
<span> He served eight months of a five-year sentence for high treason for his role in leading an attempted coup known as the Beer Hall Putsch.</span>
Answer:
Direct causality can be drawn between nationalism and war. Nationalist groups within a state who desire their own independent state, may conduct regular or irregular warfare in order to forcibly persuade a state to grant them independence.
The answer is cedar my dude