Which group shared power with the Provisional Government during the Dual Authority period?

During the Dual Authority period following the February Revolution of 1917 in Russia, the Provisional Government shared power primarily with the Soviets, specifically the Petrograd Soviet. This arrangement was a significant characteristic of the revolutionary atmosphere of the time, reflecting the struggle between different political factions and the desire for representation from the working class and soldiers.

The Soviets were councils composed of workers, soldiers, and revolutionary intellectuals, which emerged as a grassroots form of governance. They held significant influence, particularly through their ability to mobilize and rally popular support. As such, the shared power arrangement was intended to unite various factions within Russian society while striving for reforms and addressing the public's growing discontent with the war and economic hardships.

The Provisional Government, made up largely of liberal and moderate elements, aimed to establish a temporary government that would lead to elections for a Constituent Assembly. However, the presence and power of the Soviets created a complex political environment where conflicting interests often led to paralysis and competition for control.

The other groups listed do not capture the full collaboration with the Provisional Government during this period. The Mensheviks were part of a larger faction of the Social Democratic Party and were involved to some degree but did not hold power in the same