I kinda think that no one in the U.S. would be dopey enough to try a wealth tax. But these days, who knows?
See also "Summers on the Wealth Tax," "Elizabeth Warren Is Running Out of Fake Money to Pay for Her Terrible Ideas," "Questions that are rarely asked"--Is a wealth tax going to apply to government pensions? Hmmmm.--"Elizabeth Warren’s Financial Berlin Wall"--"Because this is not about revenue. This is about revenge."--and "Elizabeth Warren Reveals Plan To Pay For Medicare For All: New Color Printer That Prints Realistic-Looking $100 Bills," (this last one from the funny Babylon Bee).