[fghtr]

Become a member of a charity fighting for your freedoms such as Electronic Frontier Foundation or Amnesty International.

[rexpop]

I don't have disposable income.

[fghtr]

You can also volunteer for them.

[rexpop]

I don't have disposable time.

[fghtr]

Then you do not really want to make a change. Things will not change themselves (except to the worse).