Когда и в результате каких событий в состав России вошли разные народы?

1. At ten o'clock he telephoned again,saying that he had changed his mind.
2.Mr.Jackson departed upstairs on his errand,and immediately returned with a message that Mr. Frogg saw Mr. Pickwick in five minutes.
3. We asked if there was anything further that we could do for him
4. I invited them all to come and spend a week with me,and my cousin said her mother was pleased to see them