The war, like the 1848 Revolution, had caused many of his pupils to disappear, either because they left Paris or were killed or disabled in the fighting.
1848年の革命の際と同様に、この戦争によって彼の弟子の多くがパリを離れ、もしくは戦闘で落命するか障害を負うなどして彼の元から去っていった。