Answer:Bolsheviks Executed Czar Nicholas II and his family
Explanation:
In Yekaterinburg, Russia, Czar Nicholas II and his family are executed by the Bolsheviks, bringing an end to the three-century-old Romanov dynasty. ... In March 1917, revolution broke out on the streets of Petrograd and Nicholas was forced to abdicate his throne later that month.
Labor Union is a stable and permanent association of both urban-industrial, rural and service workers, who come together from the realization and resolution of common problems and needs.