Among university leftists the popular answer is: President Gorbachev.
These leftists are such pests, they just never will be fit to live with. They believe that the truth is secondary to the cause, and that is why they must be crushed, eventually, by any means necessary.
Well there was indeed one person on the panel who gave credit to Gorbachev and even went out of his way to make a point of showing that is why Reagan wasn’t even mentioned at the Berlin ceremonies last month.