He did not declare a national emergency and made no mention of sponsorship.
He made an interesting point about gated communities (common for example in Dallas) and how they don't keep out people you hate, bur protect the people inside whom you love.
Here is a detailed Fact Check from the New York Times.
Update: Jan. 9
No it didn't. It got worse. Trumps stormed out of the meeting. So much for everyone's "manifest observable behavior".