If that's what you want to happen, you say "in a year, we're going to cut off this aid" so that there is time for someone else to step in. But they just cut it

If that's what you want to happen, you say "in a year, we're going to cut off this aid" so that there is time for someone else to step in. But they just cut it off from one day to the next in a place with challenging logistics, ensuring that some of the world's poorest people are likely to die so the world's wealthiest man can muck around in politics as a hobby.