His policy reflects our history wherein a potential immigrant had to get approval to become a citizen:  First was the skills he brought;  Were they needed?  Was the immigrant family healthy; if not they had to undergo a quarantine; did they have a contact that could help them find lodging, a job, and familiarize them with our customs and history.  They needed to know our language and finally, they needed to take an oath of allegiance to our Republic.  Why were these requirements ever ignored?  More strength to President Trump in a very important statement!