Casualties in defensive actions are politically acceptable to the Ngo Dinhs.

Evidence

They were willing to accept casualties in defensive actions because they saw these as unavoidable to maintain the outpost system that was the substance of their rule in the countryside. … The Ngo Dinhs were not troubled by the deaths of these peasants. — Neil Sheehan, A Bright Shining Lie, 348

Categorization

• corroborated: 2 independent passages support this claim — Neil Sheehan, A Bright Shining Lie, 348