Translate the following English sentence to French:
"For the last forty years, the Chinese have forcibly denied the Tibetans their freedom, they have deprived them of their identity and, what is more, trampled on the human rights and dignity of the people."
Ces quarante dernières années, les Chinois ont vraiment nié la liberté des Tibétains, effacé l'identité de ce peuple et, surtout, violé ses droits et sa dignité.