Answer:
D) England and France
Explanation:
Both of the countries were in a war with the monarchs or kings that were in a conflict that was not solved until a long time.
Hope it helped,
Kavitha Banarjee
The answer is 1918' or if you are going to the nearest decade that would be the 1920's.
Stalin unified the Soviet Union after the death of Lenin, although it should be noted that this "unification process" involved mass killings and deportations of people Stalin deemed to be enemies of the state.