<unk> <unk> <unk> <unk> <unk>  Passage: The infamous penal colonies, including Devil's Island, were gradually phased out and then formally closed in 1951. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️  Question: In what year were the penal colonies officially closed?
1951 <unk> <unk>