Qajar coffee (Persian: قهوه قجری, romanized: Qahve-ye Qajari) was a type of poisoned coffee used in the court of Qajar Iran to kill the enemies of the government.
[1][2] This method of removing opponents became popular especially after the reign of Nasereddin Shah Qajar, notably his son Zellossoltan was notorious in using cyanide, arsenic acid or strychnine poisoned coffee to remove those who opposed him.
[2] These people are said to have died by consuming Qajar coffee: