In January NUMBER@1 , PERSON@1 's father , a schoolmaster , died of a cerebral hemorrhage , and , in May NUMBER@2 , when PERSON@1 was NUMBER@3 years old , his eldest brother PERSON@2 was arrested and hanged for participating in a terrorist bomb plot threatening the life of Tsar PERSON@3 .

In that year , PERSON@1 's brother PERSON@4 was hanged for his part in a bomb plot to kill Tsar PERSON@3 .
