The base was used by American forces following the attacks of Sept 11, 2001.
Archived version: https://archive.is/newest/https://www.straitstimes.com/world/united-states/trump-says-bad-things-will-happen-if-afghanistan-does-not-return-bagram-air-base
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Yes, REALLY BAD THINGS will happen! I’ll impose a TWO WEEK DEADLINE! To another TWO WEEK DEADLINE, extended indefinitely!! Or I’ll make the locals pay more for their food! (Our locals that is, not yours.) THAT’LL SHOW YOU!!!