What did the provincial congresses do?

The provincial congresses managed the transition of power from a traditional colonial legislative assembly to an independent state legislature

Explanation:

The provincial congresses were legislative associations that were established in some places in the United States before independence. The congresses were established in some of the 13 colonies. When the country achieved independence, the provincial congresses were responsible for making the transition from a traditional colonial legislative assembly to an independent state legislature

the us hoped to prevent any nations from leaning towards soviet union-based communism. the containment policy was established in hopes of keeping communism from spreading to new places.

i think it was   tsar alexander ii