The reason why Russia is spoken by a lot of these countries is because Many of these countries use to be part of the Soviet Union.
<h3>What was the Soviet Union?</h3>
This was a socialist and communist republic that existed in Europe for a period of 69 years.
The people had a similar language at the time before it was dissolved in the year 1991.
Read more on the Soviet union here: brainly.com/question/1310325
Is known as a peremptory challenge.
On May 11, 1846, President James Polk updated Congress on recent events concerning Texas. The emissary he sent to Mexico with an offer of cash in exchange for disputed lands was rudely rebuffed. Then, Mexicans opened fire on Americans at the Rio Grande River, killing 16. "War exists," Polk declared.
One thing is the power of it if its faster it erodes more if its slower doesn't really erode anything
i don't know the other two things but hope this will help you