On 29 June–two months after Carol's arrival–the Romanian parliament adopted the 1866 Constitution of Romania, one of the most modern constitutions of its time. Carol signed it into law two days later. Modeled closely on the Constitution of Belgium, it guaranteed private propriety, freedom of speech, total freedom of the press, it abolished the death penalty during peace time, and established separation of powers. Despite the otherwise liberal nature of the act, the constitution barred non-Christians from becoming citizens, a measure which heavily affected the country's Jewish population