Telegram is free to censor whoever they want.

If you don’t like it, host your own messaging service. If you use specifically Telegram expecting total freedom and privacy, you are gullible or ignorant.

Start a SimpleX group chat.

Quick check of the post history shows nothing but vitriol and unrealistically black and white thinking. Classic signs of depression. I hope things get better for you, but in the meantime you're an easy block.