Identity where your weakest spots are, and invest time there if you truly want to be free.
- Food?
Famine is a well-tested strategy to make people obey throughout history. Learn to grow your own food or at least have close contact with farmers.
- Income?
Many people's income is tied to one job, but being too dependent causes miseries - Learn how to offer value to others and build small projects, diversifying your income source.
- Place to live?
Find 1-2 places OUT of your home country, and make sure you have a peaceful place to live when SHTF.