The end of the feudal systems that defined the European Middle Ages was
primarily caused by "<span>(C) the emergence of trade and a middle class of merchants," since this created more opportunities for people to "break free" from the land-holding system. </span>
Answer: B- Excellent military leaders
They fought Mexico/paid Mexico. Not really sure. Hopes this helps.
The event was called the Great Purge. Several Soviet officials and high ranking people were arrested during this event. Some were even executed.
The name of the general that led the Nazi forces in the Battle of El Alamein was: General Rommel. He was one of the most popular generals during World War II. Rommel ended up killing himself upon his plot to try and dethrone Hitler.