I haven't experienced that. It must be your Google profile that has been categorized as an amateur of these things and therefore a good target for such ads
More seriously I don't really care but I was a manager at a tech company a few years ago and noticed that employees were complaining that certain perspectives were forced on them (such as LGBT material and events) while certain employee clubs were prevented from advertising on the employee boards (such as shooting club) and I thought that particularly in appropriate and unfair.
Keep in mind that straight folks buying humvees like most of us on this forum aren't really an interesting audience for most large tech companies that monetize more progressive perspectives extremely well, therefore their support and bias.
I have chosen to just ignore them and live in peace while teaching my kids what our culture and perspectives are. But it's a problem if you have a young child who can see adds that can be disturbing. I can tell you it's not as naive as we'd think and part of a behavioral reprogramming so that your kids become perfect consumers so you're right to shield them.
All my browsers have add blockers and filters. That blocks some sites that sometimes I simply choose to not visit anymore, but globally it works well for only a couple dozen bucks a year...