Which political group dominated the Duma in 1907?

The Octobrists, known formally as the Union of October Seventeenth, became the dominant political group in the Duma in 1907 due to their moderate approach and support for the October Manifesto. This manifesto was a significant constitutional reform introduced by Tsar Nicholas II in response to the 1905 Revolution, which granted certain civil liberties and created a legislative assembly.

The Octobrists primarily represented liberal landowners and were characterized by their commitment to the monarchy while advocating for gradual reform. Their moderate stance resonated with those who were cautious about radical change and preferred stability, attracting support in the Duma elections. As a result, they gained a substantial presence in the legislative body following a change in electoral laws that favored their more conservative base.

Other groups like the Social Revolutionaries, Kadets, and Bolsheviks had differing ideologies and agendas that did not align as closely with the changing political landscape at that time. For instance, the Social Revolutionaries were focused on agrarian reform and the peasantry, while the Kadets (Constitutional Democrats) pushed for more extensive reforms but struggled to consolidate their influence compared to the Octobrists. The Bolsheviks, being a faction of the Social Democrats, were still a minority