There was no pressure from the U.S. to buy it and there are no incentives from the U.S. to buy it. And no there are plenty of NATO countries that care very much about indigenous hardware development and do not buy US hardware.
The real reason is because the F-35 is in fact very cheap for what it does.
The real reason is because the F-35 is in fact very cheap for what it does.
Please don't jump on bandwagons.
Here's a good video covering this: https://www.youtube.com/watch?v=7Z_gTGJc7nQ&t=2219s