What was the local British district commissioner’s reaction?

Reaction to what?

After the destruction of the church, ect., However, the District Commissioner returns from his tour. He invites the leaders of Umuofia to come meet with him. Six men are invited, among them Okonkwo. The meeting is a trap; the six men are taking prisoner, and the DC demands the stiff fine of two hundred bags of cowries.

they were surprised because they thought that the african has no lilerature & no background