They should write her name in lower case for supporting the aggressor.
Have you ever seen anything published in the US with "germany" and "hitler"? Of course not - even though both were responsible for the deaths of millions. Sloppy posters don't count.
Did you ever lowercase "bush" or "america" because the US killed 300,000 civilians in Iraq - 290,000 more than did Russia in Ukraine?
But a twenty-something woman ...hey, easy target...the woman who we invited here while clueless about how she actually feels about both Putin and his war. I would have enough class to at least ask. If she said that she hated both I would save my holly indignation and insults for a better occasion.