What effect did the collapse of the soviet union have on the U. S. and Europe

The Soviet Union's collapse not only threw economic systems and trade relations throughout Eastern Europe into a tailspin, it also produced the upheaval in many Eastern European countries and led to increased crime rates and corruption within the Russian government.

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".