Attempt to overthrow Castro regime in Cuba with the Bay of Pigs.
Answer:
Stalin helped Lenin to evade capture by authorities and ordered the besieged Bolsheviks to surrender to avoid a bloodbath.
Explanation:
In the years following Lenin's death in 1924, he rose to become the authoritarian leader of the Soviet Union.
#3. A and C
#4. A.
I'm not too sure if this is correct but I hope this helps.