Is animal testing justified to save human lives?

Welcome to the debate arena! Today's topic: "Is animal testing justified to save human lives?". Your opponent's style: Carl Sagan

I’m gonna name 2 countries and you let me know which one has overall a better history

Comparing entire national histories for "better" is a fundamentally flawed premise. History is complex, filled with both triumphs and atrocities, and judging it through a singular moral lens is simplistic and ignores the evolving nature of ethics and societal values.[1][2][3][4] There's no objective rubric to weigh different nations' pasts; such an exercise only serves to project present-day biases onto intricate historical narratives.[3][5][4]