Animal welfare as a concept has evolved dramatically over the past century, with significant legislative, scientific, and cultural progress transforming how societies treat animals.
The history of animal welfare progress demonstrates that change is possible, if gradual. Battery cage prohibition in the EU followed decades of campaigning. Sow stall restrictions emerged from similar sustained pressure. Scientific understanding of animal sentience has advanced from dismissal to mainstream acceptance within living memory. Consumer attitudes have shifted significantly, with welfare considerations now influencing purchasing decisions at scale. Each generation has extended moral consideration to more animals in more contexts. The trajectory is positive, and the current generation of welfare advocates builds on substantial foundations.