Well first off, I would notify a parent and let them know what your brother did.
Second off, don't let your brother hit you with things.
And third, if he's being rude, you have the right to ignore him.
The owners of the land and property there must give the government permission before they can build anything there. If the government builds there anyway it is a violation of the owner's rights. This would mean they could sue them. <span />
Singapore is the correct answer.
So you can live :/ I guess