In 2003, Nigeria boycotted a polio vaccine because they were suspicious of anything that came from the West, thinking America was trying to sterilize Muslim women and spread AIDS as part of the war on terror. 

In 2011, when America finally tracked down Osama Bin Laden, it was learned that the CIA used vaccinations in Pakistan as a ruse to find Bin Laden

After the Nigeria thing, we were like, "What a ridiculous thing to think.  We're just trying to help.  Why don't you believe us?" 

After the Pakistan thing:  "Oh." #politics