Norwegian pilots have successfully landed not one but two F-35A fighters on a highway in Finland for the first time.
interestingengineering.com
And you think Sweden is somehow harder to threaten or pressure? That is, besides the logistical problem, with such small production scales you don't even know if the planes and parts will exist in the numbers needed even if someone would be willing to provide them, but you do know that they will be expensive.
Also the rule of thumb is that any carrier capable aircraft is usually also fairly easy to adapt for highway airstrip operations, due to the gear durability and performance requirements that inherently come with such capability.