The stress on faith, good works, the seven sacraments, clerical celibacy, and transubstantiation were all upheld.
The most significant decree passed was that of theological seminaries for the training of priests. In actuality, the council was able to solidify the Catholic Church which now possessed a clear body of doctrine and recognized that the popes were head of the Church. The Roman Catholic Church was now one denomination and upheld their strict doctrine which would not be altered for centuries.
The Effects of the Reformation After the Split with Rome: The Papacy Part One