Which political groups replaced the czar's monarchy during the russian revolution?

   Bolsheviks

Explanation:  Although the cause of the Russian Revolution lay in the dissatisfaction of the peoples, workers and peasants, due to the poor economic conditions and the unsolved reforms they demanded, the Bolsheviks took advantage of this situation to seize power during the Revolution. Guided by Marxist Lenin, the Bolsheviks took the lead over the rebellious people and carried out the Revolution in order to overthrow the Emperor and establish communism.

executive, (president and about 5,000,000 workers) legislative (senate and house of representatives) and judicial (supreme court and lower courts)

explanation:

compensation; complaints

explanation:

some employers provide "severance compensation" to employees whose employment has been terminated due to no fault of the employee

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