Which of the following civilizations had the biggest impact on Russian history?
Romans

The traditional start-date of specifically Russian history is the establishment of the Rus' state in the north in 862 ruled by Vikings. Staraya Ladoga and Novgorod became the first major cities of the new union of immigrants from Scandinavia with the Slavs and Finno-Ugrians.

u

explanation:

the two things that develop a strong social foundation are: a. separation of church and states e. education received attention separation of church and states separate the illogical  argument that came from religious beliefs to a fact based belief. while education will make us remember the past to avoid the repeat of our mistakes.