But in spite of this knowledge and these admissions, in spite of the fact that his friend’s support and sympathy were now his only comfort, Bernard continued perversely to nourish, along with his quite genuine affection, a secret grievance against the Savage, to mediate a campaign of small revenges to be wreaked upon him.
There are no more uses of "mediate" in the book.
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By this time the two former friends were hardly speaking to each other and had to call in local elders to mediate.
Malala Yousafzai -- I Am Malala
Im— mediately after we were finished eating, Mambu gave each boy his share of the money.