Maybe your ego is so large you can’t see past your nose.
The separation of powers is well known and practiced around the world. You just capitalized a few words and wrapped them in parade floats and fireworks. Many well-governed and stable nations practice the separation of powers.
The problem with your nation is that it is deeply fractured by divisive politics. I am loathe to go into details because I know many wonderful people on both sides of this divide.