As an immigrant to America, I have enjoyed many 4th of July celebrations over the years. Given the Brexit vote, I woke up today wondering though what it means for a nation to be independent in the world we live in. All the big problems we face as humanity such as climate change, infectious diseases, taxation of multinational corporations are global problems. America can’t solve any of these problems by itself. Neither can any other nation. What we really need is a declaration of In-TER-depend...