No, Jose Rizal did not admit to the charges against him. He vehemently denied the accusations and used his trial as a platform to defend his beliefs and expose the injustices of Spanish colonial rule. Rizal was a prominent advocate for political and social reforms in the Philippines, and his writings and actions had angered the Spanish authorities. He was falsely accused of inciting rebellion and sedition, primarily due to his novel Noli Me Tangere, which criticized Spanish colonial abuses. Throughout his trial, Rizal maintained his innocence and argued for the right of the Filipino people to freedom of speech and expression.