They became entrenched which made it very difficult to move around, and they were very evenly matched.
Answer:
The USSR (Soviet Union) mainly Russia
Explanation:
There are many ways to study, but there are apps where you work for 40 minutes and get like a 10 minute break. There’s also Khan Academy which gives you sample problems and Quizlet has flash cards and games to help you remember. You can also reach out to your teacher for any study tips.
