What group of people are responsible for setting up the Grand Princes of Russia and creating their bureaucracy, leading to Russia becoming a
nation?
1 Viking
2 Mongol
3 Slavs

D: Slaves and Vikings

D Explanation

Slaves were basically the people whose descendants are Russian, Belarusian, Serbian, and more.

After Ivan the Great drove off the Mongols, the Slavs in Kiev, today the capital of Ukraine, asked the Vikings to rule them since they proved they couldn't do it themselves.

A Explanation:

Celts were polytheist people in Ireland, which is nowhere close at all to Russia

B Explanation:

Where's the Slaves?

C Explanation:

Again... Where's the Slaves

Hopefully this helped, if not HMU and I will try my best o get you a better answer! :)

africa

explanation:

the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.