Here are a few I've shared previously
How Democrats Used to Talk About Immigration
https://www.youtube.com/watch?v=E2ViRLNCwFg
Hillary Clinton says send them back.
https://www.youtube.com/watch?v=Lps-As9djiw
Illegal Immigration: What Liberals Used to Say
https://www.youtube.com/watch?v=1AVvdCyeQfI