Our current administration is openly supporting European opposition parties that are pro-Russia. Some have been funded directly by Russia. That would be my main concern on US/European alignment.
I had read a while back that Australia's version of the gun lobby had worked to relax some of the initial reforms done for gun ownership and that it was much easier to own a gun now versus ten years ago.
https://www.theguardian.com/australia-news/2025/dec/14/australia-had-the-gold-standard-on-gun-control-the-bondi-beach-terror-attack-will-force-it-to-confront-its-surging-number-of-weapons
Per this article, Australia currently has twice the amount of guns today than it did in 2001.
I do worry about a family we met a few years ago. Their son was friends with my oldest when they were in kindergarten. The dad was a software engineer who went to college here. He told me they came here because he wanted his son to have a better life. Of course they were Iranian...