Of course Trump has contributed to many Dems. He has switched parties at least 5 five times in 30 years and has only been a Republican since 2009 (and possibly only until 2011). He is a new and singularly unique kind of politician.
Political party(s)
Republican (Before 1999)
Reform Party (1999–2001)
Democratic (2001–09)
Republican (2009–11)
Independent (2011–12)
Republican (2012–present)