I think you didn't finish the question?
<span>2n + 1 = 129
I think this would be correct</span>
hope this helps for your question
Soviet Union I believe was the southerners
Answer:
It was on 9 November 1989, five days after half a million people gathered in East Berlin in a mass protest, that the Berlin Wall dividing communist East Germany from West Germany crumbled. East German leaders had tried to calm mounting protests by loosening the borders, making travel easier for East Germans.