The Bolsheviks were the Communist Russians after the overthrow of Tsar Nicholas II. Their revolution eventually led to d. Civil War in Russia against the non-communist rulers. This resulted in the Bolshevik winning and Vladimir Lenin taking over.
Around a distant star, two planets similar to Earth collided and were destroyed, astronomers said today.
The somewhat speculative scenario is based on the leftovers: a ring of debris around the star that includes a million times more dust than now circles our sun.
Answer:
A Historical Novel is valuable for gaining context about a historical event but is unreliable as evidence. Historical Novel can give us an idea about how the events can be linked and some material is useful for reference.
But it is purely fictional. Therefore, it is not possible to use it as evidence for the events occurred. Hence, a Historical Novel can be referred to for gaining information or some context but is not reliable.