Biden did not support "open borders", nor did he cause the immigration surges during his term. CATO of all places refutes both of these ideas:
- https://www.cato.org/blog/biden-didnt-cause-border-crisis-pa...
- https://www.cato.org/blog/biden-didnt-cause-border-crisis-pa...
- https://www.cato.org/blog/biden-didnt-cause-border-crisis-pa...
(Also, FWIW, those immigration surges were good things (for the US), and likely helped the US stick the "soft landing" instead of slipping into a post-covid recession)