Liam, your analysis of the man is as flawed as your spelling of his name: Ronald
Reagan. 1) "the public" knew Reagan was supporting friendly dictators as allies against the great hostile dictatorships of Communism, causing many of them to vote for his re-election, and 2) if you think supporting specific dictators as part of a greater strategy also means supporting dictatorship generally, you should check how many nations were dictatorships before and after Reagan's administration.
Democracy spread dramatically during Reagan's tenure. For starters, Chile, El Salvador, Haiti, South Korea, Taiwan, Pakistan, Bolivia, Honduras, Argentina, Uruguay, Brazil, Guatemala, Albania, and Nepal all saw democratic reforms or the first free elections in decades or ever in that time. Chinese democrat
Fang Lizhi said, "We were inspired by the idea of the American revolution that Reagan championed. That's why the students built a statue of Liberty in Tiananmen Square." Google for "democratic wave" for more information on the global move toward democracy in that era.
And unless you can argue Reagan did not contribute to the rise of global democracy under his watch, don't imply he didn't earn his reputation as a great president.