Oh sure. The US governmental structure doesn't easily allow dictators. And it's much easier for an FDR-like fellow to rewrite the Chinese constitution to allow

Oh sure. The US governmental structure doesn't easily allow dictators. And it's much easier for an FDR-like fellow to rewrite the Chinese constitution to allow a dictator than to so rewrite the US one. FDR was probably as close as we got to a Xi like figure, who was able to bend the Supreme court to his will by realistically threatening to pack it.