The Constitutional Democratic Party (Russian: Конституционно-демократическая партия), also called Constitutional Democrats, formally Party of People's Freedom, informally Kadets, was a liberal political party in the Russian Empire. Party members were called Kadets, from the abbreviation K-D of the party name (Конституционная Демократическая партия in Russian). This name should not be confused with the term cadets, which referred to students at military schools in the Imperial Russia.