I think the best form of government to have in this situation would be an autocracy. I say this because the ruler would be able to order the upper classes to contribute to building the wall or donating money.
Hope this helps! Please let me know if I'm wrong :)
It didn't let discrimination in hotels, public spaces, restaurants, clubs, and trains and it was unconstitutional.
They accused the church and the clergy of corruption and materialism.
To have the right to do stuff that other countrys cant do.