The phrase "unchallenged supremacy" is grammatically correct and can be used in written English.
It refers to a situation where someone or something holds a dominant and unrivaled position or power. Example: Despite facing numerous challenges and obstacles, the queen's unchallenged supremacy over her kingdom remained unquestioned.
Since last year, the counterinsurgency doctrine championed by those now leading the campaign has assumed an almost unchallenged supremacy in the ranks of the American military's career officers.
The Soviet collapse ushered in a decade of unchallenged supremacy for the United States and the aggressive assertion of American values.
Others say the unchallenged supremacy of state-blessed faiths in Europe -- like the Lutherans in Scandinavia and Anglicans in Britain -- perhaps turned out to be a curse.
And nobody covered sports better than ESPN, which enjoyed a run of nearly unchallenged supremacy, before the Internet succeeded in diverting audience attention in so many directions.
But he has never been one to settle for simple victory when unchallenged supremacy can be gained by use of threats, political manipulation and bullying.
When a radical fundamentalist movement called the Islamic Courts Union seized control of the southern half of Somalia in 2006 and declared war on pirates in its territory, the Puntland operations gained unchallenged supremacy.
Yet at the same time black directors and producers still express optimism that they not only can continue to cultivate their black audiences but also can reach out further and wider to the mainstream, especially when contemplating Will Smith's all-but-unchallenged supremacy as a box-office draw throughout the world as well as the impact of Barack Obama's impending presidency.
W.S. stood out as a last bastion of all but unchallenged male supremacy.
The imperial overtones of President Bush's pre-eminence doctrine and its avowed goal of perpetual, unchallenged military supremacy certainly risk increasing yet further the world's already alarming level of disaffection with its remaining superpower ("Keeping U.S. No. 1: Is It Wise? Is It New?," Arts & Ideas pages, Oct. 26).
Unexamined and unchallenged white supremacy has always divided those who should be allies in this country and racism accounts for profound divisions among women including in the supposedly progressive context of feminist movements.
Although there are many reasons that we find ourselves in the current crisis, I believe that this presidency has been brought to us most significantly by unexamined and unchallenged white supremacy.
