Why did start and startII fail to prevent India and Pakistan from developing nuclear weapons?

1. i forgot 2. he was gay 3. they killed a lot of the population 6. they rode horses and had swords we have guns and tanks

i do not believe this was true indefiantly the native americans would have lsot aganist america one they didndt have the resources and allies that america had and 2   indians werent as advanced at the time as they were not 3 americans had the expreince because some of the soliders from other wars fought in that war and were attecked etc