I linked a wikipedia article that clearly states the history of the ROC, you linked a rambling conspiratorial HN comment from the exact person I was replying to.
Would you say the Republic of China does not claim dominion over what we in the west call mainland China? Yes or No? It's a very simple question that I doubt you will answer.
There sure is a lot of "[citation needed]" in your vaunted Wikipedia article. I count 12 in the section you linked alone. Have you got any actually reliable sources, or just unsourced editorializing on a wiki that anyone can edit?
Would you say the Republic of China does not claim dominion over what we in the west call mainland China? Yes or No? It's a very simple question that I doubt you will answer.