The agent-provocateur for whom the revolutionaries of the world are seeking : Yevno Azef 1869- 1918, also transliterated as Evno Azef , was a Russian socialist revolutionary who was also a double agent working both as an organizer of assassinations for the Socialist-Revolutionary Party (also known as SRs or Esers) and a police spy for the Okhrana, the Imperial secret police. He was an agent provocateur, carrying out acts of terrorism, which justified the police's arresting his accomplices