Are less important to the overall plot
Answer:
It was the revolution which occurred in October 1917. It was led by Petrograd Soviet and the Bolshevik Party under the leadership of Lenin. A military Revolutionary Committee was appointed by the Soviet under Leon Trotskii to organise the seizure
Instead of "his, " use "its"
Im not sure though
Coordinating conjunctions bring two clauses (subject + verb + object) together. When joining two ideas, the comma is used.
Brutus claims to be an honorable man, but he stabbed Caesar.
Contrast conjunctions introduce a contradiction with what is said before (Brutus is honorable or honest, but he is a killer).