Stamboliyski placed rural people at the centre of his programme. The Agrarian Union was a political party, beyond an association of farm workers. After wartime defeat, Bulgaria faced severe treaty terms and internal conflict. Government reforms and action against the opposition generated strong resistance. Led the Bulgarian Agrarian National Union. Was prime minister in 1919–1923. Was overthrown and killed in 1923. His government belongs to the history of reform and political violence between the wars.