When I was young, we wore clothes until the wore out. I had an elder brother, and got to wear hand-me-downs.
This all changed, possibly in the 1970s and 1980s. Now we have the phenomenon of single-use clothing, ironically often T-shirts worn by people crusading to save the planet. Richard di Natale is, I think, the Australian politician most often seen in T-shirts. During the last election he often looked like this: