Can anybody answer these questions? PLEASE. I WILL MARK BRAINLIEST

Leon Trotsky was a Ukrainian-Russian Marxist revolutionary, political theorist and politician.

name - Vremennoye pravitel'stvo Rossii

leader - Georgy Lvov

Tsar, also spelled czar, tzar, or csar, is a title used to designate East and South Slavic monarchs or supreme rulers of Eastern Europe.

Karl Marx was a German philosopher, critic of political economy, historian, sociologist, political theorist, journalist and socialist revolutionary.

Marx and Engels wrote The Communist Manifesto, originally the Manifesto of the Communist Party.

Lenin, was a Russian revolutionary, politician, and political theorist. He served as the first and founding head of government of Soviet Russia from 1917 to 1924 and of the Soviet Union from 1922 to 1924. Bolsheviks were a radical, far-left, and revolutionary Marxist faction founded by Vladimir Lenin.

Stalin fought for power over Russia aftwr Lenin's death.

The Red Terror in Soviet Russia was a campaign of political repression and executions carried out by the Bolsheviks, chiefly through the Cheka, the Bolshevik secret police.

The Russian Revolution paved the way for the rise of communism as an influential political belief system around the world. It set the stage for the rise of the Soviet Union as a world power that would go head-to-head with the United States during the Cold War.

The Cold War was an ongoing political rivalry between the United States and the Soviet Union and their respective allies that developed after World War II. It included the USSR, Poland, Hungary, Czechoslovakia, Bulgaria, Romania, East Germany and Albania

Leon Trotsky was a Ukrainian-Russian Marxist revolutionary, political theorist and politician.

Karl Marx was a German philosopher, critic of political economy, historian, sociologist, political theorist, journalist and socialist revolutionary.

Marx and Engels wrote The Communist Manifesto, originally the Manifesto of the Communist Party.

Lenin, was a Russian revolutionary, politician, and political theorist. He served as the first and founding head of government of Soviet Russia from 1917 to 1924 and of the Soviet Union from 1922 to 1924. Bolsheviks were a radical, far-left, and revolutionary Marxist faction founded by Vladimir Lenin.

Stalin fought for power over Russia after Lenin's death.

The Red Terror in Soviet Russia was a campaign of political repression and executions carried out by the Bolsheviks, chiefly through the Cheka, the Bolshevik secret police.

the answer is migration

i think its the outcome of people's preferences.