Did the political parties switch? I am curious and genuinely want to know. For some reason this always seems to be a debate and I want to know what the people of this subreddit think.
/u/erissays has answered a version of your question in the past.
/u/Samuel_Gompers has given another fine answer to this question.
More answers can be found in the subreddit FAQ. In history, there are no final answers, so I hope someone responds to this thread specifically.