The spent nuclear fuel is easy and safe to dispose of is not a potential problem of using more nuclear energy.
This isn’t a potential problem because the disposal is straightforward and can be done safely almost anywhere. However, final disposal would be best if done in a deep geological area.
The main causes of Shays' Rebellion all had to do with anger of tax and debt collection, which showed that the early United States had a very hard time exerting power over the individual states and the populations of these states.
I'm from in the united states and there hasn't been a female president yet, so i'm not really sure what country you are talking about?