‘Correct. Under the law he could not let a single person without a valid visa disembark.’
1. So why did he turn down the Gedolim without giving a reason?
2. And how can Biden allow Mexicans to become citizens without visas?
I am no expert in this topic, so please clarify.
‘This shows the stupidity of the Trump cult; as I said in another comment the cancellation of the Keystone XL pipeline will reduce US oil imports.’
You also said that it was a bad decision: