Twenty years after China turned away from democratization, that nation has emerged as a fearsome competitor for world economic dominance. The playing field, however, is not exactly level. The anniversary this week of a major event, such as the brutal killing of the pro-democracy demonstrators in Tiananmen Square by the Chinese Red Army, presents a sobering opportunity to reflect on the impact of such a despotic act. Reporter Claudia Rosett was in the square that fateful day, and in a Wall Street Journal piece shares what she saw at Tiananmen. The question occurs, however, as to how many in today's...